Dave is big. Dave is blue. Dave is cold. Dave is furry. Dave is quiet. Dave is rough. Dave is young. Erin is big. Erin is blue. Erin is cold. Erin is furry. Erin is quiet. Erin is rough. Erin is young. If something is blue then it is quiet. If something is quiet and cold then it is blue. Quiet, young things are cold. If Erin is quiet and Erin is rough then Erin is big. If something is big and rough then it is young. All blue, quiet things are cold. If something is cold and furry then it is blue. If something is young and blue then it is rough.
Dave is young.