Anchor: The ceiling was painted by Tiepolo in 1764.
Entailed: Tiepolo painted the ceiling.
Contradiction: Tiepolo painted the ceiling in 1875.
Contradiction: You're right. I really can't do it. Your assumptions of me are correct. 
Contradiction: He knew he was on the verge of falling.
Contradiction: His body was found by the river. 
Contradiction: A young girl is playing a game.