Anchor: A man in a blue shirt and sweater is playing a Nintendo Wii.
Entailed: The shirt is blue
Contradiction: The shirt is green
Contradiction: Assessing the Effectiveness of Taco Bell Incentives.
Contradiction: As external conditions change and time passes, you have to experiment with different alterations. 
Contradiction: the boys are asleep
Contradiction: Looking at everything the museum has collected, we have tried to a small selection of.