context: A group of people dressed in Santa Claus suits are looking towards an audience while a DJ runs a sound board and another person throws green balls into the air.
hypothesis: It is impossible that a band plays at a beach party.
valid_hypothesis: It is impossible that a band plays at a beach party.
invalid_hypothesis: There is a better than even chance that a band plays at a beach party.
hypothesis_assertion: A band plays at a beach party.