context: Hikers walk along some tough terrain.
hypothesis: There is a very good chance that hikers make their way along tough terrain to get to the scene of the fall.
valid_hypothesis: It is impossible that hikers make their way along tough terrain to get to the scene of the fall.
invalid_hypothesis: There is a very good chance that hikers make their way along tough terrain to get to the scene of the fall.
hypothesis_assertion: Hikers make their way along tough terrain to get to the scene of the fall.