Anne is not big. Anne is not round. Bob is big. Bob is cold. Bob is round. Charlie is big. Charlie is green. Charlie is not nice. Fiona is not cold. Fiona is not nice. All round, nice people are quiet. All round, big people are smart. All green people are cold. Cold, green people are not round. Round people are cold. If someone is not cold then they are not green.
Charlie is round.