Anchor: The executive branch has chosen not to use this mechanism.
Entailed: This mechanism was not used by the executive branch.
Contradiction: The executive branch has chose to use this mechanism.
Contradiction: A girl is singing with her dogs swimming around her.
Contradiction: It is hard to pass through our down because of it. 
Contradiction: The Neanderthal's evolution has been nothing short of sincere.
Contradiction: Following the distribution of the cheese and biscuits, Poirot leant towards Mrs.Cavendish.