context: There is almost no chance that Bernhard is green. It is probably not the case that Greg is yellow. There is a better than even chance that Sandra took the milk. It is highly unlikely that if Greg is yellow, and Bernhard is green, then Lily is a frog. It is probably the case that if Bernhard is green, and Sandra took the milk, then Brian is a lion. It is likely that if either Bernhard is green, or Sandra took the milk, then Mary went to the office.
hypothesis: It is certain that either Bernhard is green, or Lily is a frog.
valid_hypothesis: There is almost no chance that either Bernhard is green, or Lily is a frog.
invalid_hypothesis: It is certain that either Bernhard is green, or Lily is a frog.
hypothesis_assertion: Either Bernhard is green, or Lily is a frog.