context: It is certain that Mary moved to the office. There is a better than even chance that Greg is a lion. It is improbable that Winona is a mouse. There is a better than even chance that if either Mary moved to the office, or Winona is a mouse, then Yann is tired. We doubt that if either Winona is a mouse, or Greg is a lion, then Julius is yellow. Chances are about even that if Mary moved to the office, or Winona is a mouse, then John took the football.
hypothesis: There is almost no chance that mary moved to the office, and John took the football.
valid_hypothesis: Chances are about even that mary moved to the office, and John took the football.
invalid_hypothesis: There is almost no chance that mary moved to the office, and John took the football.
hypothesis_assertion: Mary moved to the office, and John took the football.