context: Chances are slight that Lily is green. It is unlikely that Mary took the apple. It is highly unlikely that Jessica is a mouse. It is unlikely that if Jessica is a mouse, or Mary took the apple, then Brian is a frog. It is impossible that if Mary took the apple, and Jessica is a mouse, then Julius is a lion. It is probably the case that if either Jessica is a mouse, or Lily is green, then John moved to the office.
hypothesis: It is highly likely that mary took the apple, or John moved to the office.
valid_hypothesis: It is probably not the case that mary took the apple, or John moved to the office.
invalid_hypothesis: It is highly likely that mary took the apple, or John moved to the office.
hypothesis_assertion: Mary took the apple, or John moved to the office.