context: There is a better than even chance that Winona is a cat. It is highly unlikely that Mary got the football. There is a better than even chance that Brian is green. It is probably not the case that if Brian is green, and Mary got the football, then John moved to the office. It is probable that if Brian is green, or Winona is a cat, then Julius is a lion. There is a very good chance that if either Brian is green, or Winona is a cat, then Gertrude is a wolf.
hypothesis: There is a very good chance that winona is a cat, or Brian is green.
valid_hypothesis: There is a very good chance that winona is a cat, or Brian is green.
invalid_hypothesis: It is unlikely that winona is a cat, or Brian is green.
hypothesis_assertion: Winona is a cat, or Brian is green.