Anchor: A woman is playing a music game in an arcade.
Entailed: There is a woman in an arcade.
Contradiction: A woman is playing hopscotch outside.
Contradiction: The girl is sleeping.
Contradiction: It had occurred to me as probable that, after miss Cowley flung it on the floor, a number of words had been erased. 
Contradiction: Poirot gave up on the case and left.
Contradiction: The only link with the outside world on some of the smaller islands are ferries.