Anchor: She spends more time with her girlfriends, most of whom are from high school, than she does with me.
Entailed: She has girlfriends from high school with whom she spends time.
Contradiction: She never spends any time with her girlfriends.
Contradiction: A man in the kitchen.
Contradiction: The two men are outside.
Contradiction: They saw it as a rebirth of the American cinema. 
Contradiction: It is rarely true that there are no people around to help.