context: A rescue diver just getting out of the dirty water.
hypothesis: We believe that the rescue diver has rescued a young boy from the muddy river.
valid_hypothesis: It is highly unlikely that the rescue diver has rescued a young boy from the muddy river.
invalid_hypothesis: We believe that the rescue diver has rescued a young boy from the muddy river.
hypothesis_assertion: The rescue diver has rescued a young boy from the muddy river.