Anchor: I suggested a quick game of tennis before supper and, Cynthia agreeing, I ran upstairs to fetch my racquet. 
Entailed: I proposed an idea of playing tennis with Cynthia
Contradiction: I proposed an idea of playing basketball with Cynthia
Contradiction: The Franciscan monastery was built in the 20th century.
Contradiction: Nora replied with a line in which it is not Nora speaking but Ibsen himself.
Contradiction: The surfer never gets wet.
Contradiction: A man is outside.