Anchor: Two men, one in a dark blue shirt and one in a light-colored shirt, are working on a bicycle.
Entailed: The men are working on a bike.
Contradiction: The men are swimming across the ocean.
Contradiction: My friend owns a restaurant.
Contradiction: It depends on such questions as how tough economic sanctions have to be before even the Syrias of the world fall into line, and how effectively the industrialized nations can monitor the average rogue state.
Contradiction: The firefighters are inside.
Contradiction: Some kids look through a window.