context: There is almost no chance that Julius is a frog. Chances are slight that Mary went to the kitchen. We doubt that Lily is gray. There is almost no chance that if either Julius is a frog, or Lily is gray, then Daniel left the apple. It is unlikely that if Mary went to the kitchen, or Julius is a frog, then Winona is a mouse. Chances are slight that if Lily is gray, or Mary went to the kitchen, then Fred is in the office.
hypothesis: We believe that either Winona is a mouse, or Mary went to the kitchen.
valid_hypothesis: It is improbable that either Winona is a mouse, or Mary went to the kitchen.
invalid_hypothesis: We believe that either Winona is a mouse, or Mary went to the kitchen.
hypothesis_assertion: Either Winona is a mouse, or Mary went to the kitchen.