context: It is highly likely that Daniel took the milk. We believe that Bernhard is green. It is probably not the case that John picked up the apple. Chances are about even that if John picked up the apple, or Daniel took the milk, then Emily is a mouse. It is impossible that if either John picked up the apple, or Daniel took the milk, then Mary moved to the garden. It is certain that if either Daniel took the milk, or Bernhard is green, then Brian is a lion.
hypothesis: We believe that emily is a mouse, and Mary moved to the garden.
valid_hypothesis: It is impossible that emily is a mouse, and Mary moved to the garden.
invalid_hypothesis: We believe that emily is a mouse, and Mary moved to the garden.
hypothesis_assertion: Emily is a mouse, and Mary moved to the garden.