context: A man is talking on a cellphone while filling his car with gas.
hypothesis: It is probable that a man talks to his boss while getting gas for his car.
valid_hypothesis: It is highly unlikely that a man talks to his boss while getting gas for his car.
invalid_hypothesis: It is probable that a man talks to his boss while getting gas for his car.
hypothesis_assertion: A man talks to his boss while getting gas for his car.