context: One man is shirtless while the other two men work on construction
hypothesis: There is a very good chance that three men are working on a new skyscaper in town.
valid_hypothesis: It is impossible that three men are working on a new skyscaper in town.
invalid_hypothesis: There is a very good chance that three men are working on a new skyscaper in town.
hypothesis_assertion: Three men are working on a new skyscaper in town.