context: A man in a navy blue shirt is tossing a boy with a large smile on his face high into the air.
hypothesis: There is a very good chance that a man tossing his son into the air.
valid_hypothesis: There is a very good chance that a man tossing his son into the air.
invalid_hypothesis: There is almost no chance that a man tossing his son into the air.
hypothesis_assertion: A man tossing his son into the air.