Anchor: He's the kind of diffident youth who would have to be VERY sure before he ventured an opinion at all." A half smile came to the other's lips.
Entailed: The smile on the other's lips was only a half smile.
Contradiction: He throws around uncertain opinions all the time.
Contradiction: A cat plays with her newborn kittens.
Contradiction: Two women were busy in discussion.
Contradiction: Everyone is standing outside.
Contradiction: It starts with the children once you have them, if you have them that is.