Anne is round. Anne is young. Bob is not cold. Bob is kind. Bob is quiet. Bob is rough. Bob is round. Bob is young. Charlie is quiet. Fiona is quiet. Fiona is rough. Fiona is round. All quiet, smart things are rough. If something is not cold and not round then it is smart. All rough, quiet things are not cold. If something is kind and not quiet then it is rough. All round things are rough. If something is young and quiet then it is rough.
Bob is quiet.