context: There is almost no chance that Brian is a frog. It is probably the case that Bernhard is a rhino. Chances are about even that Mary went to the hallway.
hypothesis: It is probably not the case that brian is a frog, or Bernhard is a rhino.
valid_hypothesis: It is likely that brian is a frog, or Bernhard is a rhino.
invalid_hypothesis: It is probably not the case that brian is a frog, or Bernhard is a rhino.
hypothesis_assertion: Brian is a frog, or Bernhard is a rhino.