Bob is big. Bob is blue. Bob is cold. Bob is green. Bob is quiet. Bob is red. Bob is young. Erin is not big. Erin is blue. Erin is cold. Erin is not red. Erin is young. If Erin is blue then Erin is young. If Erin is young then Erin is not quiet. If something is not blue and not young then it is big.
Erin is not quiet.