Bob is big. Bob is quiet. Bob is smart. Bob is white. Bob is young. Dave is white. Fiona is blue. Fiona is green. Fiona is quiet. Fiona is smart. Fiona is white. Fiona is young. Harry is blue. Harry is green. Harry is young. All blue, quiet things are big. All blue things are green. If something is young then it is smart. All white, green things are young. All blue things are smart. Young things are white. All blue, smart things are quiet. Young, white things are big.
Harry is young.