Anchor: Atop a Harley a man cruises down a street with a woman in tow on the backseat.
Entailed: The man is riding his Harley.
Contradiction: The man is alone on the bike.
Contradiction: She cannot do anything by herself.
Contradiction: Two ladies are walking baby strollers.
Contradiction: He knew it existed. 
Contradiction: There are more than 2 people.