context: It is probably the case that Greg is white. We doubt that John picked up the milk. It is highly unlikely that Mary went to the park. There is little chance that if either Mary went to the park, or John picked up the milk, then Julius is a swan. There is little chance that if either John picked up the milk, or Mary went to the park, then Bernhard is a lion. We doubt that if Greg is white, and John picked up the milk, then Emily is a wolf.
hypothesis: It is highly likely that greg is white, and Mary went to the park.
valid_hypothesis: It is highly unlikely that greg is white, and Mary went to the park.
invalid_hypothesis: It is highly likely that greg is white, and Mary went to the park.
hypothesis_assertion: Greg is white, and Mary went to the park.