Dave is big. Dave is blue. Dave is green. Dave is kind. Dave is quiet. Dave is round. Dave is young. Round people are green. If someone is blue and big then they are quiet. All green, young people are kind. If Dave is big and Dave is green then Dave is kind. Blue, young people are round. Green, blue people are kind. If Dave is young then Dave is green. If someone is kind and quiet then they are big.
Dave is not big.