Bob is cold. Bob is furry. Bob is round. Dave is green. Dave is quiet. Dave is rough. Dave is round. Fiona is furry. Gary is big. Gary is furry. Gary is quiet. If something is furry then it is cold. Rough, quiet things are furry. If Dave is round and Dave is green then Dave is cold. If Fiona is round then Fiona is cold. If something is rough and cold then it is quiet. If Fiona is quiet then Fiona is cold. All furry, cold things are rough. Quiet, rough things are big. Big, rough things are green.
Bob is not big.