context: It is probably not the case that Mary went to the kitchen. It is impossible that Brian is green. It is certain that Bernhard is a frog. It is probable that if Bernhard is a frog, or Mary went to the kitchen, then Greg is gray. Chances are about even that if either Mary went to the kitchen, or Bernhard is a frog, then Emily is a sheep. We doubt that if Brian is green, and Bernhard is a frog, then John moved to the garden.
hypothesis: It is highly likely that emily is a sheep, and Mary went to the kitchen.
valid_hypothesis: It is impossible that emily is a sheep, and Mary went to the kitchen.
invalid_hypothesis: It is highly likely that emily is a sheep, and Mary went to the kitchen.
hypothesis_assertion: Emily is a sheep, and Mary went to the kitchen.