Anchor: However, they had to protect the shipping lanes in order to get their treasure home, and this meant keeping hold of as much of the Caribbean (or the  Spanish Main,  as it was then known) as possible.
Entailed: Shipping lanes needed protection from piracy.
Contradiction: Shipping lanes had no protection and never will.
Contradiction: A boy and girl are riding two bicycles.
Contradiction: Two flight attendants are ready for their flight.
Contradiction: It doesn't make one think back to when there was fear about odd additives in water.
Contradiction: What is their wager?