Y Y Y Y Z Z N N Z Z > Z N N Y N N Y > ZZZ Y N N ZZZ N 180 N 176 N 185 N Y 140 Y N N Y N 170 N N N N N 179 No Tie Yes Cape Smoke No Yes No Yes Bad Good Good Bad Is it always possible to find a consistent tree? Yes, regardless of the nature of your data, you can always find a consistent tree. No: there will always be some data that can't be split completely. Yes, but only if no two input vectors have