Anchor: Two people contest a game of chess on a wooden table.
Entailed: Two people playing chess together.
Contradiction: Two people bird watching on a park bench.
Contradiction: There is a goal to cut CO2 emissions by 50% by 2018.
Contradiction: This is the best time to act in the grand scheme of things.
Contradiction: The Hong Kong Philharmonic Orchestra was founded in 2010.
Contradiction: What do you think about the war.