Bob is nice. Bob is round. Bob is smart. Dave is not big. Dave is blue. Dave is round. Dave is smart. Dave is not white. Erin is big. Erin is blue. Erin is nice. Erin is quiet. Erin is round. Erin is white. Harry is not round. Nice people are quiet. If Dave is white and Dave is not nice then Dave is quiet. All quiet people are big.
Dave is not quiet.