Bob is quiet. Bob is not red. Bob is smart. Erin is quiet. Erin is not red. Erin is smart. Erin is young. Fiona is not furry. Fiona is quiet. Fiona is red. Fiona is not round. Gary is not big. Gary is furry. Gary is quiet. Gary is not smart. If Erin is red and Erin is not young then Erin is big. If Fiona is round then Fiona is smart. Young people are furry. Furry people are not red. Big, furry people are not young. If Fiona is young then Fiona is furry. If someone is not young then they are quiet. If someone is big and not quiet then they are not young.
Bob is big.