rich examples and add antonyms support

Signed-off-by: yanpliu <[email protected]>

compositional_skills/general/synonyms/qna.yaml

@@ -23,7 +23,7 @@ seed_examples:
 
     '
   question: List three synonyms for the word attend and separate with newline.
-- answer: 'Four synonyms for Attend are 
+- answer: 'Four synonyms for Attend are
 
     take part in
 
@@ -34,6 +34,33 @@ seed_examples:
     make an appearance at
 
     '
-  question: List four synonyms for the word attend and separate with newline.
-task_description: to teach a large language model to list the synonyms for a word.
+  question: List four synonyms for the word beautiful and separate with newline.
+- answer: 'Five synonyms for Beautiful are
+
+    attractive
+
+    pretty
+
+    gorgeous
+
+    good-looking
+
+    handsome
+
+    '
+  question: List five synonyms for the word beautiful and separate with newline.
+- answer: 'Five antonyms for Beautiful are 
+
+      ugly
+
+      unattractive
+
+      disgusting
 
+      bad
+
+      awful
+
+      '
+  question: List five antonyms for the word attend and separate with newline.
+task_description: to teach a large language model to list the synonyms for a word.