Bob is big. Bob is cold. Bob is quiet. Bob is smart. Bob is young. Charlie is big. Charlie is quiet. Charlie is red. Charlie is young. Fiona is big. Fiona is green. Fiona is quiet. Fiona is red. Gary is cold. Gary is green. Gary is young. If Fiona is red then Fiona is smart. All big things are quiet. If Fiona is quiet then Fiona is green. All green, young things are smart. All smart, quiet things are red. If something is green and cold then it is big.
Gary is quiet.