Anchor: His futile denials would not have convinced a child. 
Entailed: Even a child wouldn't be convinced.
Contradiction: Everyone in the room was convinced.
Contradiction: All courses of action can be taken.
Contradiction: I loved the scene where the buffaloes were running.
Contradiction: Fondaco del Tedeschi is one of the most overrated tourists attractions in Spain.
Contradiction: The interest has always been there.