context: We believe that Mary went to the hallway. There is almost no chance that Bernhard is yellow. It is highly unlikely that Bill left the milk.
hypothesis: We believe that either Mary went to the hallway, or Bernhard is yellow.
valid_hypothesis: We believe that either Mary went to the hallway, or Bernhard is yellow.
invalid_hypothesis: We doubt that either Mary went to the hallway, or Bernhard is yellow.
hypothesis_assertion: Either Mary went to the hallway, or Bernhard is yellow.