Bob is blue. Bob is cold. Bob is not furry. Bob is red. Bob is rough. Bob is not round. Bob is young. Fiona is blue. Fiona is cold. Fiona is furry. Fiona is red. Fiona is not rough. Fiona is not round. Fiona is young. If something is cold and not red then it is round. If Bob is red and Bob is rough then Bob is cold.
Fiona is not cold.