Anchor: At a rock concert a man dressed in black and white pants and a checked hat plays his red guitar while another man sings.
Entailed: Two men are both making noise.
Contradiction: Both men are wearing solid red hats.
Contradiction: A pop girl band is dancing in sync.
Contradiction: Two men are sitting quietly in the library with their hats on the desk.
Contradiction: The man is sitting there playing a tuba while another man dances.
Contradiction: The guitar player is naked.