context: A young man, wearing a white shirt, prepares hotdogs on a small grill.
hypothesis: It is probable that a young man is grilling hotdogs for a Memorial Day party.
valid_hypothesis: There is almost no chance that a young man is grilling hotdogs for a Memorial Day party.
invalid_hypothesis: It is probable that a young man is grilling hotdogs for a Memorial Day party.
hypothesis_assertion: A young man is grilling hotdogs for a Memorial Day party.