Anchor: A woman on a bike looks at a boy behind a small tree.
Entailed: A biker see a boy behind a tree.
Contradiction: A man jogging sees a girl on a playground.
Contradiction: The man and woman drive down the road in a green tractor.
Contradiction: A girl uses test tubes.
Contradiction: My statement is still ongoing. 
Contradiction: Do you have to do drug tests where you are?