context: a group of skiers jumping down slopes with the sun directly cast in backgroud
hypothesis: We believe that the sun sets as a group of skiers finish a race.
valid_hypothesis: It is impossible that the sun sets as a group of skiers finish a race.
invalid_hypothesis: We believe that the sun sets as a group of skiers finish a race.
hypothesis_assertion: The sun sets as a group of skiers finish a race.