Anchor: Checkers masters stared down their Armageddon a few years ago, when a powerful computer program named Chinook forged a tie with the second-best checkers player in the world, Don Lafferty.
Entailed: Chinook, a computer almost beat a world class player in checkers.
Contradiction: A computer has beaten the second best human player.
Contradiction: The people are racing their bikes.
Contradiction: In 1937 the army went to war with Chinese Nationalists.
Contradiction: What kind of salt should we add to it? asked Poirot.
Contradiction: More people would participate if it was easier.