context: It is highly likely that Mary is in the park. There is a better than even chance that Winona is a wolf. There is a better than even chance that Julius is gray. There is almost no chance that if Mary is in the park, and Winona is a wolf, then Bill went to the kitchen. It is highly unlikely that if either Mary is in the park, or Winona is a wolf, then Greg is a lion. It is impossible that if Julius is gray, and Mary is in the park, then Bernhard is a swan.
hypothesis: There is a better than even chance that greg is a lion, and Winona is a wolf.
valid_hypothesis: It is impossible that greg is a lion, and Winona is a wolf.
invalid_hypothesis: There is a better than even chance that greg is a lion, and Winona is a wolf.
hypothesis_assertion: Greg is a lion, and Winona is a wolf.