sample landmark

[landmark {
  x: 0.2757294178009033
  y: 0.6351249814033508
  z: -0.00012396737292874604
}
landmark {
  x: 0.3150675892829895
  y: 0.5559397339820862
  z: 0.016574453562498093
}
landmark {
  x: 0.36818161606788635
  y: 0.525163471698761
  z: 0.010511468164622784
}
landmark {
  x: 0.4110816419124603
  y: 0.5309818387031555
  z: 0.003328500082716346
}
landmark {
  x: 0.44055092334747314
  y: 0.5482597351074219
  z: 0.0038740537129342556
}
landmark {
  x: 0.416206032037735
  y: 0.5104777812957764
  z: -0.06159711629152298
}
landmark {
  x: 0.4859751760959625
  y: 0.4882621169090271
  z: -0.08936350047588348
}
landmark {
  x: 0.5292913317680359
  y: 0.4833110570907593
  z: -0.10346033424139023
}
landmark {
  x: 0.5610182285308838
  y: 0.48072198033332825
  z: -0.11357709765434265
}
landmark {
  x: 0.41139936447143555
  y: 0.5494041442871094
  z: -0.08079295605421066
}
landmark {
  x: 0.4850406348705292
  y: 0.5749270915985107
  z: -0.1014341488480568
}
landmark {
  x: 0.49228259921073914
  y: 0.5891047120094299
  z: -0.10294410586357117
}
landmark {
  x: 0.4931298792362213
  y: 0.5923393964767456
  z: -0.11116141825914383
}
landmark {
  x: 0.3972718119621277
  y: 0.5975280404090881
  z: -0.0934043601155281
}
landmark {
  x: 0.4516150653362274
  y: 0.6436786651611328
  z: -0.10050638020038605
}
landmark {
  x: 0.4209004044532776
  y: 0.6529357433319092
  z: -0.08009495586156845
}
landmark {
  x: 0.39784106612205505
  y: 0.6465417742729187
  z: -0.07482648640871048
}
landmark {
  x: 0.37811383605003357
  y: 0.6471889615058899
  z: -0.1071002408862114
}
landmark {
  x: 0.41602814197540283
  y: 0.6858230829238892
  z: -0.09890221059322357
}
landmark {
  x: 0.39316830039024353
  y: 0.6811015605926514
  z: -0.07742585241794586
}
landmark {
  x: 0.37501952052116394
  y: 0.6654099822044373
  z: -0.06647936254739761
}]