context: There is a very good chance that Mary left the apple. We believe that Brian is green. There is almost no chance that Sandra got the football. It is improbable that if either Sandra got the football, or Mary left the apple, then Jason is bored. We believe that if Sandra got the football, and Mary left the apple, then Bernhard is yellow. We doubt that if Brian is green, or Mary left the apple, then Greg is a frog.
hypothesis: We doubt that brian is green, or Greg is a frog.
valid_hypothesis: There is a very good chance that brian is green, or Greg is a frog.
invalid_hypothesis: We doubt that brian is green, or Greg is a frog.
hypothesis_assertion: Brian is green, or Greg is a frog.