Anchor: The Lusitania had been struck by two torpedoes in succession and was sinking rapidly, while the boats were being launched with all possible speed.
Entailed: While boats were being quickly deployed, the Lusitania was quickly sinking due to being hit by two torpedoes in a row. 
Contradiction: The Lusitania hadn't been hit by any torpedoes and was floating in the water just fine. 
Contradiction: I'm not here now.
Contradiction: A boy in a helmet is running.
Contradiction: The fire works failed to go off.
Contradiction: He funded the Health Consumer Center of Los Angeles with a grant.