Anchor: A girl in a white sweater and blue jeans typing a paper on a laptop.
Entailed: the girl was using the computer
Contradiction: the boy wrote out his paper by hand
Contradiction: A man is playing the guitar.
Contradiction: He had some success in protecting certain people, but religious violence continued apace.
Contradiction: The samurai had no time-honored privileges. 
Contradiction: I don't consider gasoline a luxury, were in a part of the country where we all use it all the time