From f10219a1ced49a44476b2a99588973598910bd45 Mon Sep 17 00:00:00 2001
From: Akimasa KIMURA <kimura.akim.asa@gmail.com>
Date: Mon, 20 Feb 2017 11:14:51 +0900
Subject: [PATCH] Update examples

---
 README.rst                    |   8 +-
 examples/jupyter_sample.ipynb | 898 +++++++++++++++++++++++++++++++++-
 2 files changed, 903 insertions(+), 3 deletions(-)

diff --git a/README.rst b/README.rst
index 6b74bc1..8d76e49 100644
--- a/README.rst
+++ b/README.rst
@@ -2,7 +2,7 @@
 tfgraphviz
 ================
 
-A simple graphviz wrapper to visualize a graph like TensorBoard
+A simple graphviz wrapper to visualize a graph like TensorFlow and TensorBoard
 
 tfgraphviz is a module to create a TensorBoard-ish graph in the DOT language of the Graphviz. tfgraphviz provides a visualization of tensorflow graph on Jupyter Notebook without TensorBoard.
 
@@ -11,6 +11,7 @@ Links
 
 - GitHub: http://github.com/akimach/tfgraphviz
 - PyPI: https://pypi.python.org/pypi/tfgraphviz
+- Jupyter Notebook: https://nbviewer.jupyter.org/github/akimach/tfgraphviz/blob/master/examples/jupyter_sample.ipynb
 
 Installation
 ------------
@@ -43,3 +44,8 @@ License
 -------
 
 This package is distributed under the MIT license.
+
+Author
+-------
+
+Akimasa KIMURA
diff --git a/examples/jupyter_sample.ipynb b/examples/jupyter_sample.ipynb
index 7657dba..cffe368 100644
--- a/examples/jupyter_sample.ipynb
+++ b/examples/jupyter_sample.ipynb
@@ -108,7 +108,7 @@
        "</svg>\n"
       ],
       "text/plain": [
-       "<graphviz.dot.Digraph at 0x10f2c2dd0>"
+       "<graphviz.dot.Digraph at 0x105d20950>"
       ]
      },
      "execution_count": 4,
@@ -352,7 +352,7 @@
        "</svg>\n"
       ],
       "text/plain": [
-       "<graphviz.dot.Digraph at 0x10f2c22d0>"
+       "<graphviz.dot.Digraph at 0x10f4ef190>"
       ]
      },
      "execution_count": 7,
@@ -363,6 +363,900 @@
    "source": [
     "tfg.board(reg_g)"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "data": {
+      "image/svg+xml": [
+       "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n",
+       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
+       " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
+       "<!-- Generated by graphviz version 2.40.1 (20161225.0304)\n",
+       " -->\n",
+       "<!-- Title: G Pages: 1 -->\n",
+       "<svg width=\"1458pt\" height=\"1491pt\"\n",
+       " viewBox=\"0.00 0.00 1458.00 1491.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 1487)\">\n",
+       "<title>G</title>\n",
+       "<polygon fill=\"#ffffff\" stroke=\"transparent\" points=\"-4,4 -4,-1487 1454,-1487 1454,4 -4,4\"/>\n",
+       "<g id=\"clust7\" class=\"cluster\">\n",
+       "<title>cluster_6</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M587,-967C587,-967 813,-967 813,-967 819,-967 825,-973 825,-979 825,-979 825,-1463 825,-1463 825,-1469 819,-1475 813,-1475 813,-1475 587,-1475 587,-1475 581,-1475 575,-1469 575,-1463 575,-1463 575,-979 575,-979 575,-973 581,-967 587,-967\"/>\n",
+       "<text text-anchor=\"middle\" x=\"700\" y=\"-1459.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">random_uniform</text>\n",
+       "</g>\n",
+       "<g id=\"clust1\" class=\"cluster\">\n",
+       "<title>cluster_0</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M1089,-603C1089,-603 1135,-603 1135,-603 1141,-603 1147,-609 1147,-615 1147,-615 1147,-837 1147,-837 1147,-843 1141,-849 1135,-849 1135,-849 1089,-849 1089,-849 1083,-849 1077,-843 1077,-837 1077,-837 1077,-615 1077,-615 1077,-609 1083,-603 1089,-603\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1112\" y=\"-833.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">sub</text>\n",
+       "</g>\n",
+       "<g id=\"clust2\" class=\"cluster\">\n",
+       "<title>cluster_1</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M20,-8C20,-8 318,-8 318,-8 324,-8 330,-14 330,-20 330,-20 330,-216 330,-216 330,-222 324,-228 318,-228 318,-228 20,-228 20,-228 14,-228 8,-222 8,-216 8,-216 8,-20 8,-20 8,-14 14,-8 20,-8\"/>\n",
+       "<text text-anchor=\"middle\" x=\"169\" y=\"-212.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">GradientDescent</text>\n",
+       "</g>\n",
+       "<g id=\"clust3\" class=\"cluster\">\n",
+       "<title>cluster_2</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M421,-775C421,-775 555,-775 555,-775 561,-775 567,-781 567,-787 567,-787 567,-1029 567,-1029 567,-1035 561,-1041 555,-1041 555,-1041 421,-1041 421,-1041 415,-1041 409,-1035 409,-1029 409,-1029 409,-787 409,-787 409,-781 415,-775 421,-775\"/>\n",
+       "<text text-anchor=\"middle\" x=\"488\" y=\"-1025.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable_1</text>\n",
+       "</g>\n",
+       "<g id=\"clust4\" class=\"cluster\">\n",
+       "<title>cluster_3</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M845,-881C845,-881 979,-881 979,-881 985,-881 991,-887 991,-893 991,-893 991,-1122 991,-1122 991,-1128 985,-1134 979,-1134 979,-1134 845,-1134 845,-1134 839,-1134 833,-1128 833,-1122 833,-1122 833,-893 833,-893 833,-887 839,-881 845,-881\"/>\n",
+       "<text text-anchor=\"middle\" x=\"912\" y=\"-1118.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable</text>\n",
+       "</g>\n",
+       "<g id=\"clust5\" class=\"cluster\">\n",
+       "<title>cluster_4</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M1011,-775C1011,-775 1057,-775 1057,-775 1063,-775 1069,-781 1069,-787 1069,-787 1069,-1029 1069,-1029 1069,-1035 1063,-1041 1057,-1041 1057,-1041 1011,-1041 1011,-1041 1005,-1041 999,-1035 999,-1029 999,-1029 999,-787 999,-787 999,-781 1005,-775 1011,-775\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1034\" y=\"-1025.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">mul</text>\n",
+       "</g>\n",
+       "<g id=\"clust6\" class=\"cluster\">\n",
+       "<title>cluster_5</title>\n",
+       "<path fill=\"#eeeeee\" stroke=\"#aaaaaa\" stroke-width=\"2\" d=\"M1167,-81C1167,-81 1405,-81 1405,-81 1411,-81 1417,-87 1417,-93 1417,-93 1417,-1122 1417,-1122 1417,-1128 1411,-1134 1405,-1134 1405,-1134 1167,-1134 1167,-1134 1161,-1134 1155,-1128 1155,-1122 1155,-1122 1155,-93 1155,-93 1155,-87 1161,-81 1167,-81\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1286\" y=\"-1118.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">gradients</text>\n",
+       "</g>\n",
+       "<!-- Square -->\n",
+       "<g id=\"node1\" class=\"node\">\n",
+       "<title>Square</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1031\" cy=\"-543\" rx=\"34.8285\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1031\" y=\"-538.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Square</text>\n",
+       "</g>\n",
+       "<!-- Mean -->\n",
+       "<g id=\"node5\" class=\"node\">\n",
+       "<title>Mean</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1073\" cy=\"-457\" rx=\"30.4862\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1073\" y=\"-452.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Mean</text>\n",
+       "</g>\n",
+       "<!-- Square&#45;&gt;Mean -->\n",
+       "<g id=\"edge30\" class=\"edge\">\n",
+       "<title>Square&#45;&gt;Mean</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1039.7024,-525.1807C1045.3147,-513.6889 1052.7363,-498.4923 1059.1484,-485.3629\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1062.9603,-487.1281 1064.4524,-474.5022 1055.4124,-483.4419 1062.9603,-487.1281\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1064.5\" y=\"-495.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- Const -->\n",
+       "<g id=\"node2\" class=\"node\">\n",
+       "<title>Const</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1114\" cy=\"-543\" rx=\"30.9967\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1114\" y=\"-538.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Const</text>\n",
+       "</g>\n",
+       "<!-- Const&#45;&gt;Mean -->\n",
+       "<g id=\"edge31\" class=\"edge\">\n",
+       "<title>Const&#45;&gt;Mean</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1105.703,-525.5966C1100.2013,-514.0565 1092.8559,-498.649 1086.5205,-485.36\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1090.24,-483.4021 1081.2846,-474.3775 1082.6576,-487.017 1090.24,-483.4021\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1098.5\" y=\"-495.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- add -->\n",
+       "<g id=\"node3\" class=\"node\">\n",
+       "<title>add</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1034\" cy=\"-715\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1034\" y=\"-710.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">add</text>\n",
+       "</g>\n",
+       "<!-- sub -->\n",
+       "<g id=\"node7\" class=\"node\">\n",
+       "<title>sub</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1112\" cy=\"-629\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1112\" y=\"-624.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">sub</text>\n",
+       "</g>\n",
+       "<!-- add&#45;&gt;sub -->\n",
+       "<g id=\"edge1\" class=\"edge\">\n",
+       "<title>add&#45;&gt;sub</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1048.3064,-699.2263C1059.8512,-686.4973 1076.3004,-668.3611 1089.5904,-653.7081\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1092.8335,-656.384 1097.7843,-644.6737 1086.6115,-650.7407 1092.8335,-656.384\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1087.5\" y=\"-667.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- zeros -->\n",
+       "<g id=\"node4\" class=\"node\">\n",
+       "<title>zeros</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"372\" cy=\"-907\" rx=\"28.5325\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"372\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">zeros</text>\n",
+       "</g>\n",
+       "<!-- Variable_1/Assign -->\n",
+       "<g id=\"node12\" class=\"node\">\n",
+       "<title>Variable_1/Assign</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"452\" cy=\"-801\" rx=\"34.8545\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"452\" y=\"-796.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Assign</text>\n",
+       "</g>\n",
+       "<!-- zeros&#45;&gt;Variable_1/Assign -->\n",
+       "<g id=\"edge21\" class=\"edge\">\n",
+       "<title>zeros&#45;&gt;Variable_1/Assign</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M384.5,-890.4375C397.2235,-873.5788 417.1421,-847.1867 432.0496,-827.4343\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"435.4472,-829.9044 439.3238,-817.796 428.7424,-824.8442 435.4472,-829.9044\"/>\n",
+       "<text text-anchor=\"middle\" x=\"412.5\" y=\"-859.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- sub/y -->\n",
+       "<g id=\"node6\" class=\"node\">\n",
+       "<title>sub/y</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1112\" cy=\"-801\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1112\" y=\"-796.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">y</text>\n",
+       "</g>\n",
+       "<!-- sub/y&#45;&gt;sub -->\n",
+       "<g id=\"edge2\" class=\"edge\">\n",
+       "<title>sub/y&#45;&gt;sub</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1112,-782.9181C1112,-753.4972 1112,-694.9601 1112,-659.1618\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1116.2001,-659.0977 1112,-647.0977 1107.8001,-659.0978 1116.2001,-659.0977\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1122.5\" y=\"-710.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- sub&#45;&gt;Square -->\n",
+       "<g id=\"edge32\" class=\"edge\">\n",
+       "<title>sub&#45;&gt;Square</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1097.5188,-613.6249C1085.7231,-601.1011 1068.8209,-583.1555 1055.0065,-568.4883\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1057.744,-565.269 1046.459,-559.4132 1051.6292,-571.0283 1057.744,-565.269\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1086.5\" y=\"-581.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- gradients/Square_grad -->\n",
+       "<g id=\"node25\" class=\"node\">\n",
+       "<title>gradients/Square_grad</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1218\" cy=\"-543\" rx=\"54.599\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1218\" y=\"-538.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Square_grad</text>\n",
+       "</g>\n",
+       "<!-- sub&#45;&gt;gradients/Square_grad -->\n",
+       "<g id=\"edge10\" class=\"edge\">\n",
+       "<title>sub&#45;&gt;gradients/Square_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1129.5037,-614.7988C1145.3272,-601.961 1168.963,-582.7848 1187.8283,-567.4789\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1190.5196,-570.7039 1197.1922,-559.8818 1185.2272,-564.1808 1190.5196,-570.7039\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1181.5\" y=\"-581.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- GradientDescent/update_Variable_1 -->\n",
+       "<g id=\"node8\" class=\"node\">\n",
+       "<title>GradientDescent/update_Variable_1</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"92\" cy=\"-34\" rx=\"76.3139\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"92\" y=\"-29.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">update_Variable_1</text>\n",
+       "</g>\n",
+       "<!-- GradientDescent/learning_rate -->\n",
+       "<g id=\"node9\" class=\"node\">\n",
+       "<title>GradientDescent/learning_rate</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"230\" cy=\"-180\" rx=\"56.5115\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"230\" y=\"-175.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">learning_rate</text>\n",
+       "</g>\n",
+       "<!-- GradientDescent/learning_rate&#45;&gt;GradientDescent/update_Variable_1 -->\n",
+       "<g id=\"edge27\" class=\"edge\">\n",
+       "<title>GradientDescent/learning_rate&#45;&gt;GradientDescent/update_Variable_1</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M213.6277,-162.6786C189.7909,-137.4599 145.3235,-90.4147 117.267,-60.7318\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"120.0767,-57.59 108.7814,-51.7542 113.9721,-63.3602 120.0767,-57.59\"/>\n",
+       "</g>\n",
+       "<!-- GradientDescent/update_Variable -->\n",
+       "<g id=\"node10\" class=\"node\">\n",
+       "<title>GradientDescent/update_Variable</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"254\" cy=\"-34\" rx=\"67.6269\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"254\" y=\"-29.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">update_Variable</text>\n",
+       "</g>\n",
+       "<!-- GradientDescent/learning_rate&#45;&gt;GradientDescent/update_Variable -->\n",
+       "<g id=\"edge24\" class=\"edge\">\n",
+       "<title>GradientDescent/learning_rate&#45;&gt;GradientDescent/update_Variable</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M232.9911,-161.8042C236.9973,-137.4332 244.1604,-93.8575 248.9954,-64.4444\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"253.169,-64.9475 250.9712,-52.4251 244.8803,-63.5849 253.169,-64.9475\"/>\n",
+       "</g>\n",
+       "<!-- GradientDescent -->\n",
+       "<g id=\"node11\" class=\"node\">\n",
+       "<title>GradientDescent</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"86\" cy=\"-180\" rx=\"69.5564\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"86\" y=\"-175.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">GradientDescent</text>\n",
+       "</g>\n",
+       "<!-- Variable_1/read -->\n",
+       "<g id=\"node13\" class=\"node\">\n",
+       "<title>Variable_1/read</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"532\" cy=\"-801\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"532\" y=\"-796.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">read</text>\n",
+       "</g>\n",
+       "<!-- Variable_1/read&#45;&gt;add -->\n",
+       "<g id=\"edge7\" class=\"edge\">\n",
+       "<title>Variable_1/read&#45;&gt;add</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M558.2829,-796.4974C641.2912,-782.2768 898.1185,-738.2785 995.7786,-721.5479\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"996.5568,-725.6759 1007.6752,-719.5098 995.1383,-717.3965 996.5568,-725.6759\"/>\n",
+       "<text text-anchor=\"middle\" x=\"816.5\" y=\"-753.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable_1 -->\n",
+       "<g id=\"node14\" class=\"node\">\n",
+       "<title>Variable_1</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"465\" cy=\"-993\" rx=\"48.3255\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"465\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable_1</text>\n",
+       "</g>\n",
+       "<!-- Variable_1&#45;&gt;GradientDescent/update_Variable_1 -->\n",
+       "<g id=\"edge28\" class=\"edge\">\n",
+       "<title>Variable_1&#45;&gt;GradientDescent/update_Variable_1</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M419.588,-986.4848C375.4391,-977.2837 315,-955.7795 315,-907 315,-907 315,-907 315,-107 315,-90.4136 224.745,-65.3859 159.0727,-49.3703\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"159.7738,-45.2191 147.1236,-46.4888 157.8046,-53.385 159.7738,-45.2191\"/>\n",
+       "<text text-anchor=\"middle\" x=\"318.5\" y=\"-452.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable_1&#45;&gt;Variable_1/Assign -->\n",
+       "<g id=\"edge22\" class=\"edge\">\n",
+       "<title>Variable_1&#45;&gt;Variable_1/Assign</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M463.777,-974.9371C461.5461,-941.9886 456.7943,-871.8086 454.0574,-831.3869\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"458.2304,-830.8436 453.2292,-819.1548 449.8496,-831.4111 458.2304,-830.8436\"/>\n",
+       "<text text-anchor=\"middle\" x=\"463.5\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable_1&#45;&gt;Variable_1/read -->\n",
+       "<g id=\"edge20\" class=\"edge\">\n",
+       "<title>Variable_1&#45;&gt;Variable_1/read</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M471.3032,-974.9371C482.9347,-941.6049 507.8628,-870.1694 521.8847,-829.9872\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"525.8711,-831.3109 525.8594,-818.5971 517.9401,-828.5432 525.8711,-831.3109\"/>\n",
+       "<text text-anchor=\"middle\" x=\"507.5\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable/read -->\n",
+       "<g id=\"node15\" class=\"node\">\n",
+       "<title>Variable/read</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"956\" cy=\"-907\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"956\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">read</text>\n",
+       "</g>\n",
+       "<!-- mul -->\n",
+       "<g id=\"node19\" class=\"node\">\n",
+       "<title>mul</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1034\" cy=\"-801\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1034\" y=\"-796.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">mul</text>\n",
+       "</g>\n",
+       "<!-- Variable/read&#45;&gt;mul -->\n",
+       "<g id=\"edge8\" class=\"edge\">\n",
+       "<title>Variable/read&#45;&gt;mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M968.1875,-890.4375C980.6087,-873.5574 1000.0628,-847.1197 1014.6036,-827.3592\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1018.1687,-829.6007 1021.8981,-817.4462 1011.403,-824.6222 1018.1687,-829.6007\"/>\n",
+       "<text text-anchor=\"middle\" x=\"995.5\" y=\"-859.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- gradients/mul_grad -->\n",
+       "<g id=\"node27\" class=\"node\">\n",
+       "<title>gradients/mul_grad</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1207\" cy=\"-107\" rx=\"43.9992\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1207\" y=\"-102.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">mul_grad</text>\n",
+       "</g>\n",
+       "<!-- Variable/read&#45;&gt;gradients/mul_grad -->\n",
+       "<g id=\"edge12\" class=\"edge\">\n",
+       "<title>Variable/read&#45;&gt;gradients/mul_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M957.6395,-889.0123C959.416,-867.9396 962,-831.9662 962,-801 962,-801 962,-801 962,-180 962,-140.6143 1079.7597,-120.7525 1151.9958,-112.2739\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1152.5902,-116.4336 1164.0439,-110.9151 1151.6488,-108.0865 1152.5902,-116.4336\"/>\n",
+       "<text text-anchor=\"middle\" x=\"965.5\" y=\"-452.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable/Assign -->\n",
+       "<g id=\"node16\" class=\"node\">\n",
+       "<title>Variable/Assign</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"876\" cy=\"-907\" rx=\"34.8545\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"876\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Assign</text>\n",
+       "</g>\n",
+       "<!-- Variable -->\n",
+       "<g id=\"node17\" class=\"node\">\n",
+       "<title>Variable</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"943\" cy=\"-1086\" rx=\"39.6385\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"943\" y=\"-1081.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;GradientDescent/update_Variable -->\n",
+       "<g id=\"edge23\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;GradientDescent/update_Variable</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M982.1039,-1082.5771C1095.4638,-1072.6213 1416.524,-1044.1782 1421,-1041 1440.1343,-1027.4134 1443,-1016.4673 1443,-993 1443,-993 1443,-993 1443,-107 1443,-91.8628 1434.6012,-87.644 1421,-81 1372.2365,-57.1796 588.6527,-40.3264 333.5689,-35.4496\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"333.5447,-31.2485 321.467,-35.2197 333.385,-39.647 333.5447,-31.2485\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1446.5\" y=\"-495.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;Variable/read -->\n",
+       "<g id=\"edge17\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;Variable/read</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M944.3181,-1067.8515C946.5469,-1037.1619 951.0825,-974.7098 953.7999,-937.2938\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"957.9981,-937.4693 954.6785,-925.1966 949.6202,-936.8608 957.9981,-937.4693\"/>\n",
+       "<text text-anchor=\"middle\" x=\"954.5\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;Variable/Assign -->\n",
+       "<g id=\"edge18\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;Variable/Assign</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M936.3308,-1068.1824C924.7926,-1037.3564 900.9994,-973.7894 886.9873,-936.3542\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"890.7823,-934.5118 882.6422,-924.7456 882.9154,-937.4564 890.7823,-934.5118\"/>\n",
+       "<text text-anchor=\"middle\" x=\"928.5\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- mul/y -->\n",
+       "<g id=\"node18\" class=\"node\">\n",
+       "<title>mul/y</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1034\" cy=\"-993\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1034\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">y</text>\n",
+       "</g>\n",
+       "<!-- mul/y&#45;&gt;mul -->\n",
+       "<g id=\"edge9\" class=\"edge\">\n",
+       "<title>mul/y&#45;&gt;mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1034,-974.9371C1034,-941.9886 1034,-871.8086 1034,-831.3869\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1038.2001,-831.1547 1034,-819.1548 1029.8001,-831.1548 1038.2001,-831.1547\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1044.5\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- mul/y&#45;&gt;gradients/mul_grad -->\n",
+       "<g id=\"edge14\" class=\"edge\">\n",
+       "<title>mul/y&#45;&gt;gradients/mul_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1060.0872,-987.4173C1127.2714,-972.6801 1301,-932.1411 1301,-907 1301,-907 1301,-907 1301,-180 1301,-153.1543 1276.7883,-134.7551 1252.9405,-123.1436\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1254.4041,-119.1973 1241.7351,-118.131 1250.9739,-126.865 1254.4041,-119.1973\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1311.5\" y=\"-495.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- mul&#45;&gt;add -->\n",
+       "<g id=\"edge6\" class=\"edge\">\n",
+       "<title>mul&#45;&gt;add</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1034,-782.7616C1034,-771.9298 1034,-757.9179 1034,-745.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1038.2001,-745.2121 1034,-733.2121 1029.8001,-745.2121 1038.2001,-745.2121\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1044.5\" y=\"-753.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">100</text>\n",
+       "</g>\n",
+       "<!-- gradients/Mean_grad -->\n",
+       "<g id=\"node20\" class=\"node\">\n",
+       "<title>gradients/Mean_grad</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1221\" cy=\"-715\" rx=\"50.2551\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1221\" y=\"-710.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Mean_grad</text>\n",
+       "</g>\n",
+       "<!-- gradients/Mean_grad&#45;&gt;gradients/Square_grad -->\n",
+       "<g id=\"edge11\" class=\"edge\">\n",
+       "<title>gradients/Mean_grad&#45;&gt;gradients/Square_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1220.6846,-696.9181C1220.1715,-667.4972 1219.1505,-608.9601 1218.5261,-573.1618\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1222.7244,-573.0226 1218.3157,-561.0977 1214.3257,-573.1692 1222.7244,-573.0226\"/>\n",
+       "</g>\n",
+       "<!-- gradients/Shape -->\n",
+       "<g id=\"node21\" class=\"node\">\n",
+       "<title>gradients/Shape</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1377\" cy=\"-1086\" rx=\"31.9393\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1377\" y=\"-1081.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Shape</text>\n",
+       "</g>\n",
+       "<!-- gradients/Fill -->\n",
+       "<g id=\"node22\" class=\"node\">\n",
+       "<title>gradients/Fill</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1356\" cy=\"-907\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1356\" y=\"-902.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Fill</text>\n",
+       "</g>\n",
+       "<!-- gradients/Shape&#45;&gt;gradients/Fill -->\n",
+       "<g id=\"edge33\" class=\"edge\">\n",
+       "<title>gradients/Shape&#45;&gt;gradients/Fill</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1374.8708,-1067.8515C1371.2704,-1037.1619 1363.9436,-974.7098 1359.554,-937.2938\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1363.7045,-936.6254 1358.1348,-925.1966 1355.3617,-937.6042 1363.7045,-936.6254\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1374.5\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">0</text>\n",
+       "</g>\n",
+       "<!-- gradients/Fill&#45;&gt;gradients/Mean_grad -->\n",
+       "<g id=\"edge38\" class=\"edge\">\n",
+       "<title>gradients/Fill&#45;&gt;gradients/Mean_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1344.49,-890.6302C1321.3696,-857.7478 1269.061,-783.3535 1240.5023,-742.7366\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1243.7907,-740.1113 1233.4528,-732.7107 1236.9193,-744.9428 1243.7907,-740.1113\"/>\n",
+       "</g>\n",
+       "<!-- gradients/add_grad -->\n",
+       "<g id=\"node23\" class=\"node\">\n",
+       "<title>gradients/add_grad</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1207\" cy=\"-273\" rx=\"43.0215\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1207\" y=\"-268.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">add_grad</text>\n",
+       "</g>\n",
+       "<!-- gradients/add_grad&#45;&gt;GradientDescent/update_Variable_1 -->\n",
+       "<g id=\"edge26\" class=\"edge\">\n",
+       "<title>gradients/add_grad&#45;&gt;GradientDescent/update_Variable_1</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1170.9089,-263.1554C1051.682,-230.9574 659.2206,-127.5496 329,-70 261.9825,-58.3204 244.1228,-63.058 177,-52 171.3442,-51.0683 165.4947,-50.0165 159.6334,-48.9009\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"160.23,-44.7378 147.6445,-46.5394 158.6065,-52.9794 160.23,-44.7378\"/>\n",
+       "</g>\n",
+       "<!-- gradients/add_grad&#45;&gt;gradients/mul_grad -->\n",
+       "<g id=\"edge13\" class=\"edge\">\n",
+       "<title>gradients/add_grad&#45;&gt;gradients/mul_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1207,-254.9191C1207,-226.6048 1207,-171.4931 1207,-137.1185\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1211.2001,-137.0586 1207,-125.0586 1202.8001,-137.0587 1211.2001,-137.0586\"/>\n",
+       "</g>\n",
+       "<!-- gradients/sub_grad -->\n",
+       "<g id=\"node24\" class=\"node\">\n",
+       "<title>gradients/sub_grad</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1212\" cy=\"-384\" rx=\"42.5542\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1212\" y=\"-379.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">sub_grad</text>\n",
+       "</g>\n",
+       "<!-- gradients/sub_grad&#45;&gt;gradients/add_grad -->\n",
+       "<g id=\"edge37\" class=\"edge\">\n",
+       "<title>gradients/sub_grad&#45;&gt;gradients/add_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1211.1744,-365.6706C1210.4144,-348.7996 1209.2724,-323.4477 1208.3749,-303.5228\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1212.5627,-303.1554 1207.8269,-291.3566 1204.1712,-303.5335 1212.5627,-303.1554\"/>\n",
+       "</g>\n",
+       "<!-- gradients/Square_grad&#45;&gt;gradients/sub_grad -->\n",
+       "<g id=\"edge29\" class=\"edge\">\n",
+       "<title>gradients/Square_grad&#45;&gt;gradients/sub_grad</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1217.3117,-524.7607C1216.2945,-497.8041 1214.3775,-447.0045 1213.1461,-414.3708\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1217.3299,-413.8597 1212.6802,-402.0266 1208.9358,-414.1765 1217.3299,-413.8597\"/>\n",
+       "</g>\n",
+       "<!-- gradients/Const -->\n",
+       "<g id=\"node26\" class=\"node\">\n",
+       "<title>gradients/Const</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1297\" cy=\"-1086\" rx=\"30.9967\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1297\" y=\"-1081.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Const</text>\n",
+       "</g>\n",
+       "<!-- gradients/Const&#45;&gt;gradients/Fill -->\n",
+       "<g id=\"edge34\" class=\"edge\">\n",
+       "<title>gradients/Const&#45;&gt;gradients/Fill</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1302.8728,-1068.1824C1313.0334,-1037.3564 1333.9856,-973.7894 1346.3246,-936.3542\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"1350.3832,-937.4572 1350.1509,-924.7456 1342.4054,-934.8276 1350.3832,-937.4572\"/>\n",
+       "</g>\n",
+       "<!-- gradients/mul_grad&#45;&gt;GradientDescent/update_Variable -->\n",
+       "<g id=\"edge25\" class=\"edge\">\n",
+       "<title>gradients/mul_grad&#45;&gt;GradientDescent/update_Variable</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M1174.0945,-94.8558C1149.1837,-86.2553 1113.9211,-75.3355 1082,-70 939.7001,-46.2148 512.2416,-37.6029 333.7095,-34.9878\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"333.6072,-30.786 321.5482,-34.8133 333.4866,-39.1851 333.6072,-30.786\"/>\n",
+       "</g>\n",
+       "<!-- gradients -->\n",
+       "<g id=\"node28\" class=\"node\">\n",
+       "<title>gradients</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"1206\" cy=\"-1086\" rx=\"42.5456\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"1206\" y=\"-1081.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">gradients</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/sub -->\n",
+       "<g id=\"node29\" class=\"node\">\n",
+       "<title>random_uniform/sub</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"610\" cy=\"-1303\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"610\" y=\"-1298.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">sub</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/mul -->\n",
+       "<g id=\"node31\" class=\"node\">\n",
+       "<title>random_uniform/mul</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"610\" cy=\"-1179\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"610\" y=\"-1174.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">mul</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/sub&#45;&gt;random_uniform/mul -->\n",
+       "<g id=\"edge35\" class=\"edge\">\n",
+       "<title>random_uniform/sub&#45;&gt;random_uniform/mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M610,-1284.9693C610,-1265.1332 610,-1232.9257 610,-1209.217\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"614.2001,-1209.0524 610,-1197.0524 605.8001,-1209.0525 614.2001,-1209.0524\"/>\n",
+       "</g>\n",
+       "<!-- random_uniform/RandomUniform -->\n",
+       "<g id=\"node30\" class=\"node\">\n",
+       "<title>random_uniform/RandomUniform</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"746\" cy=\"-1303\" rx=\"70.56\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"746\" y=\"-1298.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">RandomUniform</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/RandomUniform&#45;&gt;random_uniform/mul -->\n",
+       "<g id=\"edge36\" class=\"edge\">\n",
+       "<title>random_uniform/RandomUniform&#45;&gt;random_uniform/mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M726.803,-1285.4968C702.8052,-1263.6165 661.6682,-1226.1092 635.1686,-1201.9478\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"637.8239,-1198.6852 626.1266,-1193.7037 632.1644,-1204.8924 637.8239,-1198.6852\"/>\n",
+       "<text text-anchor=\"middle\" x=\"687.5\" y=\"-1236.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- random_uniform -->\n",
+       "<g id=\"node35\" class=\"node\">\n",
+       "<title>random_uniform</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"656\" cy=\"-993\" rx=\"70.0668\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"656\" y=\"-988.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">random_uniform</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/mul&#45;&gt;random_uniform -->\n",
+       "<g id=\"edge15\" class=\"edge\">\n",
+       "<title>random_uniform/mul&#45;&gt;random_uniform</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M614.4107,-1161.1655C622.3071,-1129.2365 638.935,-1062.002 648.6031,-1022.9091\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"652.7312,-1023.7112 651.5351,-1011.0538 644.5769,-1021.6945 652.7312,-1023.7112\"/>\n",
+       "<text text-anchor=\"middle\" x=\"640.5\" y=\"-1081.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/min -->\n",
+       "<g id=\"node32\" class=\"node\">\n",
+       "<title>random_uniform/min</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"682\" cy=\"-1427\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"682\" y=\"-1422.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">min</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/min&#45;&gt;random_uniform/sub -->\n",
+       "<g id=\"edge4\" class=\"edge\">\n",
+       "<title>random_uniform/min&#45;&gt;random_uniform/sub</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M667.1137,-1411.6176C661.6426,-1405.4981 655.6538,-1398.2056 651,-1391 638.9638,-1372.364 628.4659,-1349.6281 621.1063,-1331.9348\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"624.9189,-1330.1591 616.5323,-1320.6037 617.1296,-1333.3035 624.9189,-1330.1591\"/>\n",
+       "</g>\n",
+       "<!-- random_uniform/min&#45;&gt;random_uniform -->\n",
+       "<g id=\"edge16\" class=\"edge\">\n",
+       "<title>random_uniform/min&#45;&gt;random_uniform</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M670.8228,-1410.412C663.7759,-1398.3514 656,-1381.3409 656,-1365 656,-1365 656,-1365 656,-1086 656,-1065.0823 656,-1041.5182 656,-1023.3434\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"660.2001,-1023.1767 656,-1011.1767 651.8001,-1023.1768 660.2001,-1023.1767\"/>\n",
+       "</g>\n",
+       "<!-- random_uniform/max -->\n",
+       "<g id=\"node33\" class=\"node\">\n",
+       "<title>random_uniform/max</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"610\" cy=\"-1427\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"610\" y=\"-1422.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">max</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/max&#45;&gt;random_uniform/sub -->\n",
+       "<g id=\"edge3\" class=\"edge\">\n",
+       "<title>random_uniform/max&#45;&gt;random_uniform/sub</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M610,-1408.9693C610,-1389.1332 610,-1356.9257 610,-1333.217\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"614.2001,-1333.0524 610,-1321.0524 605.8001,-1333.0525 614.2001,-1333.0524\"/>\n",
+       "</g>\n",
+       "<!-- random_uniform/shape -->\n",
+       "<g id=\"node34\" class=\"node\">\n",
+       "<title>random_uniform/shape</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"757\" cy=\"-1427\" rx=\"30.4862\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"757\" y=\"-1422.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">shape</text>\n",
+       "</g>\n",
+       "<!-- random_uniform/shape&#45;&gt;random_uniform/RandomUniform -->\n",
+       "<g id=\"edge5\" class=\"edge\">\n",
+       "<title>random_uniform/shape&#45;&gt;random_uniform/RandomUniform</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M755.4005,-1408.9693C753.6408,-1389.1332 750.7837,-1356.9257 748.6805,-1333.217\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"752.8454,-1332.6343 747.6014,-1321.0524 744.4783,-1333.3766 752.8454,-1332.6343\"/>\n",
+       "<text text-anchor=\"middle\" x=\"755.5\" y=\"-1360.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- random_uniform&#45;&gt;Variable/Assign -->\n",
+       "<g id=\"edge19\" class=\"edge\">\n",
+       "<title>random_uniform&#45;&gt;Variable/Assign</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M694.5728,-977.9215C734.6143,-962.269 796.902,-937.9201 837.0738,-922.2166\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"838.6337,-926.1164 848.2809,-917.8356 835.5754,-918.2929 838.6337,-926.1164\"/>\n",
+       "<text text-anchor=\"middle\" x=\"782.5\" y=\"-945.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "</g>\n",
+       "</svg>\n"
+      ],
+      "text/plain": [
+       "<graphviz.dot.Digraph at 0x10f4ef590>"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "tfg.board(reg_g, depth=2)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "---\n",
+    "\n",
+    "## MNIST For ML Beginners\n",
+    "\n",
+    "https://www.tensorflow.org/get_started/mnist/beginners"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "mnist_g = tf.Graph()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "with mnist_g.as_default():\n",
+    "    x = tf.placeholder(tf.float32, [None, 784])\n",
+    "    W = tf.Variable(tf.zeros([784, 10]))\n",
+    "    b = tf.Variable(tf.zeros([10]))\n",
+    "    y = tf.nn.softmax(tf.matmul(x, W) + b)\n",
+    "    y_ = tf.placeholder(tf.float32, [None, 10])\n",
+    "    cross_entropy = tf.reduce_mean(-tf.reduce_sum(y_ * tf.log(y), reduction_indices=[1]))\n",
+    "    train_step = tf.train.GradientDescentOptimizer(0.5).minimize(cross_entropy)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "data": {
+      "image/svg+xml": [
+       "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n",
+       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
+       " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
+       "<!-- Generated by graphviz version 2.40.1 (20161225.0304)\n",
+       " -->\n",
+       "<!-- Title: G Pages: 1 -->\n",
+       "<svg width=\"598pt\" height=\"891pt\"\n",
+       " viewBox=\"0.00 0.00 598.00 891.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 887)\">\n",
+       "<title>G</title>\n",
+       "<polygon fill=\"#ffffff\" stroke=\"transparent\" points=\"-4,4 -4,-887 594,-887 594,4 -4,4\"/>\n",
+       "<!-- GradientDescent -->\n",
+       "<g id=\"node1\" class=\"node\">\n",
+       "<title>GradientDescent</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"268\" cy=\"-18\" rx=\"69.5564\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"268\" y=\"-13.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">GradientDescent</text>\n",
+       "</g>\n",
+       "<!-- Const -->\n",
+       "<g id=\"node2\" class=\"node\">\n",
+       "<title>Const</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"517\" cy=\"-177\" rx=\"30.9967\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"517\" y=\"-172.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Const</text>\n",
+       "</g>\n",
+       "<!-- Mean -->\n",
+       "<g id=\"node17\" class=\"node\">\n",
+       "<title>Mean</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"455\" cy=\"-91\" rx=\"30.4862\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"455\" y=\"-86.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Mean</text>\n",
+       "</g>\n",
+       "<!-- Const&#45;&gt;Mean -->\n",
+       "<g id=\"edge26\" class=\"edge\">\n",
+       "<title>Const&#45;&gt;Mean</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M504.7508,-160.0092C496.033,-147.9167 484.1461,-131.4284 474.1776,-117.6011\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"477.4374,-114.9409 467.0128,-107.6629 470.6235,-119.8532 477.4374,-114.9409\"/>\n",
+       "<text text-anchor=\"middle\" x=\"492.5\" y=\"-129.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">1</text>\n",
+       "</g>\n",
+       "<!-- Log -->\n",
+       "<g id=\"node3\" class=\"node\">\n",
+       "<title>Log</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"310\" cy=\"-435\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"310\" y=\"-430.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Log</text>\n",
+       "</g>\n",
+       "<!-- mul -->\n",
+       "<g id=\"node14\" class=\"node\">\n",
+       "<title>mul</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"360\" cy=\"-349\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"360\" y=\"-344.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">mul</text>\n",
+       "</g>\n",
+       "<!-- Log&#45;&gt;mul -->\n",
+       "<g id=\"edge14\" class=\"edge\">\n",
+       "<title>Log&#45;&gt;mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M319.8784,-418.0092C326.7266,-406.2303 335.9996,-390.2806 343.9057,-376.6821\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"347.7416,-378.4407 350.1421,-365.9555 340.4797,-374.2186 347.7416,-378.4407\"/>\n",
+       "<text text-anchor=\"middle\" x=\"351.0547\" y=\"-387.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- gradients -->\n",
+       "<g id=\"node15\" class=\"node\">\n",
+       "<title>gradients</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"268\" cy=\"-91\" rx=\"42.5456\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"268\" y=\"-86.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">gradients</text>\n",
+       "</g>\n",
+       "<!-- Log&#45;&gt;gradients -->\n",
+       "<g id=\"edge15\" class=\"edge\">\n",
+       "<title>Log&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M307.801,-416.9894C300.9986,-361.2738 280.2439,-191.283 271.7171,-121.4449\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"275.8513,-120.6498 270.2279,-109.2473 267.5132,-121.6679 275.8513,-120.6498\"/>\n",
+       "<text text-anchor=\"middle\" x=\"305.0547\" y=\"-258.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- Neg -->\n",
+       "<g id=\"node4\" class=\"node\">\n",
+       "<title>Neg</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"365\" cy=\"-177\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"365\" y=\"-172.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Neg</text>\n",
+       "</g>\n",
+       "<!-- Neg&#45;&gt;gradients -->\n",
+       "<g id=\"edge16\" class=\"edge\">\n",
+       "<title>Neg&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M354.7958,-159.915C348.0619,-149.5748 338.5546,-136.5808 328,-127 321.5196,-121.1175 313.9345,-115.6947 306.3798,-110.9388\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"308.3009,-107.1949 295.8381,-104.6808 304.0129,-114.418 308.3009,-107.1949\"/>\n",
+       "<text text-anchor=\"middle\" x=\"343.1069\" y=\"-129.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?</text>\n",
+       "</g>\n",
+       "<!-- Neg&#45;&gt;Mean -->\n",
+       "<g id=\"edge25\" class=\"edge\">\n",
+       "<title>Neg&#45;&gt;Mean</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M380.6768,-162.0199C394.3172,-148.9858 414.3243,-129.8679 430.1452,-114.7501\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"433.1225,-117.7144 438.8968,-106.3875 427.3193,-111.6412 433.1225,-117.7144\"/>\n",
+       "<text text-anchor=\"middle\" x=\"418.1069\" y=\"-129.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?</text>\n",
+       "</g>\n",
+       "<!-- Sum -->\n",
+       "<g id=\"node5\" class=\"node\">\n",
+       "<title>Sum</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"357\" cy=\"-263\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"357\" y=\"-258.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Sum</text>\n",
+       "</g>\n",
+       "<!-- Sum&#45;&gt;Neg -->\n",
+       "<g id=\"edge2\" class=\"edge\">\n",
+       "<title>Sum&#45;&gt;Neg</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M358.6966,-244.7616C359.7042,-233.9298 361.0076,-219.9179 362.1675,-207.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"366.3762,-207.5496 363.3059,-195.2121 358.0123,-206.7715 366.3762,-207.5496\"/>\n",
+       "<text text-anchor=\"middle\" x=\"364.1069\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?</text>\n",
+       "</g>\n",
+       "<!-- Sum&#45;&gt;gradients -->\n",
+       "<g id=\"edge17\" class=\"edge\">\n",
+       "<title>Sum&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M348.141,-245.8792C332.8664,-216.3599 301.424,-155.5947 282.7864,-119.5759\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"286.4669,-117.5496 277.2219,-108.822 279.0065,-121.41 286.4669,-117.5496\"/>\n",
+       "<text text-anchor=\"middle\" x=\"324.1069\" y=\"-172.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?</text>\n",
+       "</g>\n",
+       "<!-- MatMul -->\n",
+       "<g id=\"node6\" class=\"node\">\n",
+       "<title>MatMul</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"136\" cy=\"-693\" rx=\"39.1887\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"136\" y=\"-688.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">MatMul</text>\n",
+       "</g>\n",
+       "<!-- add -->\n",
+       "<g id=\"node9\" class=\"node\">\n",
+       "<title>add</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"275\" cy=\"-607\" rx=\"27\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"275\" y=\"-602.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">add</text>\n",
+       "</g>\n",
+       "<!-- MatMul&#45;&gt;add -->\n",
+       "<g id=\"edge9\" class=\"edge\">\n",
+       "<title>MatMul&#45;&gt;add</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M159.5795,-678.4113C183.0292,-663.9028 219.1032,-641.5837 244.6727,-625.7637\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"246.9255,-629.3088 254.9204,-619.4233 242.5059,-622.1654 246.9255,-629.3088\"/>\n",
+       "<text text-anchor=\"middle\" x=\"228.0547\" y=\"-645.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- MatMul&#45;&gt;gradients -->\n",
+       "<g id=\"edge18\" class=\"edge\">\n",
+       "<title>MatMul&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M134.3351,-674.8979C132.8806,-657.5065 131,-630.4806 131,-607 131,-607 131,-607 131,-177 131,-134.8804 178.0254,-112.595 216.9741,-101.3606\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"218.2307,-105.3723 228.7413,-98.2191 216.064,-97.2565 218.2307,-105.3723\"/>\n",
+       "<text text-anchor=\"middle\" x=\"145.0547\" y=\"-387.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- Placeholder_1 -->\n",
+       "<g id=\"node7\" class=\"node\">\n",
+       "<title>Placeholder_1</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"437\" cy=\"-435\" rx=\"60.8873\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"437\" y=\"-430.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Placeholder_1</text>\n",
+       "</g>\n",
+       "<!-- Placeholder_1&#45;&gt;mul -->\n",
+       "<g id=\"edge13\" class=\"edge\">\n",
+       "<title>Placeholder_1&#45;&gt;mul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M421.4179,-417.5966C410.1351,-404.9951 394.7236,-387.7822 382.1614,-373.7517\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"385.1392,-370.7811 374.0055,-364.6425 378.8811,-376.3843 385.1392,-370.7811\"/>\n",
+       "<text text-anchor=\"middle\" x=\"417.0547\" y=\"-387.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- Placeholder_1&#45;&gt;gradients -->\n",
+       "<g id=\"edge19\" class=\"edge\">\n",
+       "<title>Placeholder_1&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M444.1096,-416.8597C450.2019,-399.6663 458,-372.976 458,-349 458,-349 458,-349 458,-177 458,-149.8743 445.4771,-142.1849 423,-127 406.3201,-115.7316 358.4029,-105.6266 320.2173,-99.0119\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"320.7442,-94.8416 308.2133,-96.9899 319.3489,-103.1249 320.7442,-94.8416\"/>\n",
+       "<text text-anchor=\"middle\" x=\"472.0547\" y=\"-258.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- zeros_1 -->\n",
+       "<g id=\"node8\" class=\"node\">\n",
+       "<title>zeros_1</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"294\" cy=\"-779\" rx=\"37.7179\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"294\" y=\"-774.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">zeros_1</text>\n",
+       "</g>\n",
+       "<!-- Variable_1 -->\n",
+       "<g id=\"node12\" class=\"node\">\n",
+       "<title>Variable_1</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"294\" cy=\"-693\" rx=\"48.3255\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"294\" y=\"-688.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable_1</text>\n",
+       "</g>\n",
+       "<!-- zeros_1&#45;&gt;Variable_1 -->\n",
+       "<g id=\"edge24\" class=\"edge\">\n",
+       "<title>zeros_1&#45;&gt;Variable_1</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M294,-760.7616C294,-749.9298 294,-735.9179 294,-723.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"298.2001,-723.2121 294,-711.2121 289.8001,-723.2121 298.2001,-723.2121\"/>\n",
+       "<text text-anchor=\"middle\" x=\"301\" y=\"-731.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">10</text>\n",
+       "</g>\n",
+       "<!-- Softmax -->\n",
+       "<g id=\"node11\" class=\"node\">\n",
+       "<title>Softmax</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"275\" cy=\"-521\" rx=\"40.149\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"275\" y=\"-516.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Softmax</text>\n",
+       "</g>\n",
+       "<!-- add&#45;&gt;Softmax -->\n",
+       "<g id=\"edge11\" class=\"edge\">\n",
+       "<title>add&#45;&gt;Softmax</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M275,-588.7616C275,-577.9298 275,-563.9179 275,-551.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"279.2001,-551.2121 275,-539.2121 270.8001,-551.2121 279.2001,-551.2121\"/>\n",
+       "<text text-anchor=\"middle\" x=\"289.0547\" y=\"-559.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- zeros -->\n",
+       "<g id=\"node10\" class=\"node\">\n",
+       "<title>zeros</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"58\" cy=\"-865\" rx=\"28.5325\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"58\" y=\"-860.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">zeros</text>\n",
+       "</g>\n",
+       "<!-- Variable -->\n",
+       "<g id=\"node13\" class=\"node\">\n",
+       "<title>Variable</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"58\" cy=\"-779\" rx=\"39.6385\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"58\" y=\"-774.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Variable</text>\n",
+       "</g>\n",
+       "<!-- zeros&#45;&gt;Variable -->\n",
+       "<g id=\"edge12\" class=\"edge\">\n",
+       "<title>zeros&#45;&gt;Variable</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M58,-846.7616C58,-835.9298 58,-821.9179 58,-809.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"62.2001,-809.2121 58,-797.2121 53.8001,-809.2121 62.2001,-809.2121\"/>\n",
+       "<text text-anchor=\"middle\" x=\"79.4478\" y=\"-817.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">784×10</text>\n",
+       "</g>\n",
+       "<!-- Softmax&#45;&gt;Log -->\n",
+       "<g id=\"edge1\" class=\"edge\">\n",
+       "<title>Softmax&#45;&gt;Log</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M282.252,-503.1807C286.8817,-491.805 292.9888,-476.7989 298.2948,-463.7614\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"302.2437,-465.2002 302.877,-452.5022 294.4633,-462.0337 302.2437,-465.2002\"/>\n",
+       "<text text-anchor=\"middle\" x=\"308.0547\" y=\"-473.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- Softmax&#45;&gt;gradients -->\n",
+       "<g id=\"edge20\" class=\"edge\">\n",
+       "<title>Softmax&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M273.3611,-502.9365C270.1804,-466.8711 263.2742,-383.3572 260.8906,-313 258.5656,-244.3699 262.9153,-163.7982 265.7787,-121.1075\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"269.969,-121.3921 266.6106,-109.1299 261.5892,-120.81 269.969,-121.3921\"/>\n",
+       "<text text-anchor=\"middle\" x=\"275.0547\" y=\"-301.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- Variable_1&#45;&gt;GradientDescent -->\n",
+       "<g id=\"edge6\" class=\"edge\">\n",
+       "<title>Variable_1&#45;&gt;GradientDescent</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M340.8831,-688.459C421.071,-679.3821 576,-655.5612 576,-607 576,-607 576,-607 576,-91 576,-44.3243 440.3812,-27.4501 349.1279,-21.3791\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"349.3609,-17.1855 337.1212,-20.6249 348.8343,-25.569 349.3609,-17.1855\"/>\n",
+       "<text text-anchor=\"middle\" x=\"583\" y=\"-344.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">10</text>\n",
+       "</g>\n",
+       "<!-- Variable_1&#45;&gt;add -->\n",
+       "<g id=\"edge10\" class=\"edge\">\n",
+       "<title>Variable_1&#45;&gt;add</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M289.9706,-674.7616C287.536,-663.7418 284.3742,-649.4306 281.584,-636.8015\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"285.6484,-635.7286 278.9585,-624.9172 277.4462,-637.5407 285.6484,-635.7286\"/>\n",
+       "<text text-anchor=\"middle\" x=\"293\" y=\"-645.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">10</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;GradientDescent -->\n",
+       "<g id=\"edge4\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;GradientDescent</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M38.6868,-763.0484C21.8146,-747.2138 0,-721.2737 0,-693 0,-693 0,-693 0,-91 0,-51.5198 109.6392,-32.6791 188.6648,-24.2268\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"189.5536,-28.3579 201.0636,-22.9579 188.6983,-20.0015 189.5536,-28.3579\"/>\n",
+       "<text text-anchor=\"middle\" x=\"21.4478\" y=\"-387.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">784×10</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;MatMul -->\n",
+       "<g id=\"edge7\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;MatMul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M73.4103,-762.0092C84.5929,-749.6796 99.9204,-732.7801 112.6083,-718.7909\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"115.9363,-721.3732 120.8871,-709.6629 109.7143,-715.7299 115.9363,-721.3732\"/>\n",
+       "<text text-anchor=\"middle\" x=\"123.4478\" y=\"-731.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">784×10</text>\n",
+       "</g>\n",
+       "<!-- Variable&#45;&gt;gradients -->\n",
+       "<g id=\"edge21\" class=\"edge\">\n",
+       "<title>Variable&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M58,-760.8801C58,-743.4759 58,-716.441 58,-693 58,-693 58,-693 58,-177 58,-142.743 154.9103,-115.342 217.0644,-101.2909\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"218.1787,-105.3462 228.9928,-98.6606 216.3698,-97.1432 218.1787,-105.3462\"/>\n",
+       "<text text-anchor=\"middle\" x=\"79.4478\" y=\"-430.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">784×10</text>\n",
+       "</g>\n",
+       "<!-- mul&#45;&gt;Sum -->\n",
+       "<g id=\"edge3\" class=\"edge\">\n",
+       "<title>mul&#45;&gt;Sum</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M359.3638,-330.7616C358.9859,-319.9298 358.4971,-305.9179 358.0622,-293.4492\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"362.2512,-293.0583 357.6353,-281.2121 353.8563,-293.3513 362.2512,-293.0583\"/>\n",
+       "<text text-anchor=\"middle\" x=\"372.0547\" y=\"-301.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- mul&#45;&gt;gradients -->\n",
+       "<g id=\"edge22\" class=\"edge\">\n",
+       "<title>mul&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M375.7332,-334.2594C381.1907,-328.2187 386.7511,-320.8125 390,-313 405.93,-274.6944 431.3638,-159.8293 406,-127 395.4502,-113.345 355.4795,-103.8874 321.2525,-98.1045\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"321.4804,-93.8876 308.9676,-96.1392 320.1534,-102.1821 321.4804,-93.8876\"/>\n",
+       "<text text-anchor=\"middle\" x=\"427.0547\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×10</text>\n",
+       "</g>\n",
+       "<!-- gradients&#45;&gt;GradientDescent -->\n",
+       "<g id=\"edge5\" class=\"edge\">\n",
+       "<title>gradients&#45;&gt;GradientDescent</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M268,-72.9551C268,-65.497 268,-56.644 268,-48.2462\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"272.2001,-48.0903 268,-36.0904 263.8001,-48.0904 272.2001,-48.0903\"/>\n",
+       "</g>\n",
+       "<!-- Placeholder -->\n",
+       "<g id=\"node16\" class=\"node\">\n",
+       "<title>Placeholder</title>\n",
+       "<ellipse fill=\"#ffffff\" stroke=\"#aaaaaa\" stroke-width=\"2\" cx=\"177\" cy=\"-779\" rx=\"51.7002\" ry=\"18\"/>\n",
+       "<text text-anchor=\"middle\" x=\"177\" y=\"-774.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">Placeholder</text>\n",
+       "</g>\n",
+       "<!-- Placeholder&#45;&gt;MatMul -->\n",
+       "<g id=\"edge8\" class=\"edge\">\n",
+       "<title>Placeholder&#45;&gt;MatMul</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M167.206,-761.1908C164.1312,-755.4326 160.7857,-748.9883 157.8906,-743 154.6141,-736.2229 151.2633,-728.8374 148.1996,-721.8735\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"151.9994,-720.0786 143.3788,-710.7338 144.2903,-723.4148 151.9994,-720.0786\"/>\n",
+       "<text text-anchor=\"middle\" x=\"175.5547\" y=\"-731.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×784</text>\n",
+       "</g>\n",
+       "<!-- Placeholder&#45;&gt;gradients -->\n",
+       "<g id=\"edge23\" class=\"edge\">\n",
+       "<title>Placeholder&#45;&gt;gradients</title>\n",
+       "<path fill=\"none\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" d=\"M186.6778,-761.1848C189.26,-755.5358 191.6938,-749.1553 193,-743 202.2263,-699.5238 193.0885,-687.4444 193,-643 192.7778,-531.4438 192,-503.5564 192,-392 192,-392 192,-392 192,-177 192,-150.2387 212.919,-127.8861 232.807,-112.6823\"/>\n",
+       "<polygon fill=\"#aaaaaa\" stroke=\"#aaaaaa\" stroke-width=\"2.5\" points=\"235.3828,-116.0037 242.6931,-105.6017 230.4916,-109.1745 235.3828,-116.0037\"/>\n",
+       "<text text-anchor=\"middle\" x=\"210.5547\" y=\"-430.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#414141\">?×784</text>\n",
+       "</g>\n",
+       "</g>\n",
+       "</svg>\n"
+      ],
+      "text/plain": [
+       "<graphviz.dot.Digraph at 0x10f4efa50>"
+      ]
+     },
+     "execution_count": 11,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "tfg.board(mnist_g, depth=1)"
+   ]
   }
  ],
  "metadata": {