var data = [
  {a:0, b:0, c:0, y:'A'}, 
  {a:0, b:1, c:1, y:'A'}, 
  {a:1, b:1, c:0, y:'B'}, 
  {a:2, b:2, c:2, y:'B'}, 
  {a:1, b:2, c:2, y:'C'}, 
  {a:2, b:1, c:2, y:'C'}
  ];
var model = ml.learn({
  algorithm:ml.ML.DT,
  data:data, 
  target:'y',
  features:['a','b','c'],
  eps:0.2
});
print(toJSON(model).length+' Bytes')

var test_data =[{a:0, b:1.2, c:0},
                {a:2.1, b:2, c:3},
                {a:2.1, b:1.1, c:2.0}];

print(ml.print(model))
print(ml.classify(model,test_data))
print(ml.classify(model,{a:1,b:2,c:3}))