context: Chances are slight that Bernhard is yellow. It is highly unlikely that John went to the garden. Chances are about even that Greg is a rhino.
hypothesis: There is almost no chance that greg is a rhino, and John went to the garden.
valid_hypothesis: There is almost no chance that greg is a rhino, and John went to the garden.
invalid_hypothesis: Chances are about even that greg is a rhino, and John went to the garden.
hypothesis_assertion: Greg is a rhino, and John went to the garden.