context: It is improbable that Mary took the apple. It is highly likely that Julius is white. It is highly likely that Bernhard is a lion. It is almost certain that if Julius is white, and Mary took the apple, then Lily is a frog. It is improbable that if Mary took the apple, or Julius is white, then Winona is a mouse. It is probably the case that if Mary took the apple, or Bernhard is a lion, then Brian is a rhino.
hypothesis: It is improbable that mary took the apple, and Lily is a frog.
valid_hypothesis: It is improbable that mary took the apple, and Lily is a frog.
invalid_hypothesis: We believe that mary took the apple, and Lily is a frog.
hypothesis_assertion: Mary took the apple, and Lily is a frog.