context: It is probably not the case that Bernhard is green. It is probable that Mary went to the office. There is almost no chance that Winona is a cat. It is improbable that if Winona is a cat, and Bernhard is green, then Greg is a frog. We believe that if Bernhard is green, or Winona is a cat, then John got the milk. It is probably not the case that if Winona is a cat, or Mary went to the office, then Lily is a rhino.
hypothesis: We believe that greg is a frog, or John got the milk.
valid_hypothesis: We doubt that greg is a frog, or John got the milk.
invalid_hypothesis: We believe that greg is a frog, or John got the milk.
hypothesis_assertion: Greg is a frog, or John got the milk.