Bob is kind. Bob is rough. Bob is smart. Bob is young. Charlie is green. Charlie is round. Erin is nice. Erin is rough. Erin is round. Erin is smart. Erin is young. Harry is green. Harry is rough. Harry is round. Harry is smart. If something is smart and kind then it is rough. If Harry is round and Harry is green then Harry is nice. If Charlie is green then Charlie is nice. If something is smart and kind then it is round. If Bob is smart then Bob is green. All rough things are green. If something is round and green then it is smart. Nice, kind things are rough.
Erin is not round.