Anchor: The Carthaginians, under Hannibal, recruited locals to fight as mercenaries against Rome.
Entailed: Locals fought against the Romans for the Carthaginians.
Contradiction: The Romans enlisted Carthaginians to fight against their own people. 
Contradiction: An airplane landed.
Contradiction:  Three football players are huddled together.
Contradiction: The difference was 8 dollars.
Contradiction: A man is sitting.