Anchor: A woman sings into a microphone by a guy playing a guitar.
Entailed: The woman is singing.
Contradiction: The woman is playing the guitar.
Contradiction: Lincoln was at the gym.
Contradiction: Security plans are required for all organizations that operate federal computer systems.
Contradiction: The flowing robes in his paintings had flat textures.
Contradiction: Dave braced himself as he felt his stomach tighten.