Anchor: A keyboard player, a drummer, a guitarist and a violinist play their instruments together on stage.
Entailed: The band is on the stage.
Contradiction: There is no keyboard players.
Contradiction: Two women sitting at a table enjoying the moonlight.
Contradiction: The men are standing on the grass.
Contradiction: We totally sucked without a quarterback.
Contradiction: The unemployment rate has dropped from 6.4% to 4.0%.