Anchor: I can be very rough if I choose.
Entailed: "If I choose, I can be very rough."
Contradiction: "I cannot be rough even if I want to be."
Contradiction: He shook Reese's hand and walked with him towards the stables. 
Contradiction: woman out for lunch with a friend
Contradiction: He was deeply disappointed that his discovery had not panned out.
Contradiction: Are you aware the Mrs. Vandemeyer died?