context: It is probably not the case that Bernhard is white. Chances are about even that Fred moved to the office. Chances are about even that Brian is green. It is probably the case that if Fred moved to the office, and Brian is green, then Jessica is a wolf. Chances are slight that if either Fred moved to the office, or Bernhard is white, then Greg is a swan. It is probably not the case that if either Bernhard is white, or Fred moved to the office, then Mary went to the kitchen.
hypothesis: It is probably the case that either Mary went to the kitchen, or Jessica is a wolf.
valid_hypothesis: It is probably not the case that either Mary went to the kitchen, or Jessica is a wolf.
invalid_hypothesis: It is probably the case that either Mary went to the kitchen, or Jessica is a wolf.
hypothesis_assertion: Either Mary went to the kitchen, or Jessica is a wolf.