Erin is furry. Erin is not nice. Erin is white. Erin is not young. Fiona is blue. Fiona is furry. Fiona is green. Fiona is nice. Fiona is rough. Fiona is young. If Erin is rough then Erin is furry. Rough things are green. If something is not blue and not nice then it is rough.
Erin is rough.