context: Chances are slight that Bernhard is a rhino. It is likely that Mary discarded the milk. We believe that Yann is bored.
hypothesis: Chances are about even that either Mary discarded the milk, or Yann is bored.
valid_hypothesis: Chances are about even that either Mary discarded the milk, or Yann is bored.
invalid_hypothesis: It is highly unlikely that either Mary discarded the milk, or Yann is bored.
hypothesis_assertion: Either Mary discarded the milk, or Yann is bored.