Anchor: He had been bound by an honourable promise not to open any such letters if they did arrive, but to repair to the National Gallery, where his colleague would meet him at ten o'clock.
Entailed: He promised not to open any letters and meet his colleague at ten o'clock.
Contradiction: He opened up and read all the letters.
Contradiction: The people are hiking up a mountain.
Contradiction: It is important to provide funds to alcohol-related research.
Contradiction: A group of kids are playing soccer.
Contradiction: Black and white bird with beak in water with rocks around.