Anchor: She could not be implicated ”otherwise I should have heard some hint of it. 
Entailed: I have not heard that she was implicated.
Contradiction: I heard that she has been implicated.
Contradiction: Nothing is needed to make an informative decision. 
Contradiction: By a.d. 1300 they already had a Hawaiian society of their own.
Contradiction: The people are riding bikes at the park.
Contradiction: A lady is walking in the snow.