Anchor: Like kite flying, top-spinning is no mere child's game.
Entailed: Top-spinning can be hard.
Contradiction: Top spinning is just child's play.
Contradiction: The bicyclist is on the ground.
Contradiction: That was harder. 
Contradiction: A girl sees a crow.
Contradiction: It seems like there has been a climatic shift on the east coast because of the more wild winters.