Bob is blue. Bob is kind. Bob is young. Erin is blue. Erin is furry. Erin is nice. Erin is quiet. Erin is rough. Fiona is blue. Fiona is furry. Fiona is kind. Fiona is nice. Fiona is quiet. Fiona is rough. Fiona is young. Young, rough things are furry. If something is blue and quiet then it is young. If something is young and furry then it is nice.
Bob is not nice.