Bob is blue. Bob is quiet. Erin is blue. Erin is quiet. Erin is red. Erin is round. Erin is white. Gary is cold. Gary is green. Gary is quiet. Gary is red. Gary is round. If something is red then it is blue. All blue things are quiet. Cold things are blue. All quiet things are white. If something is quiet and green then it is cold. Green, round things are white. If Gary is white and Gary is red then Gary is round. If something is round then it is red.
Bob is round.