context: There is a better than even chance that Lily is a lion. There is a better than even chance that Greg is green. There is almost no chance that Mary went to the kitchen. Chances are about even that if either Greg is green, or Mary went to the kitchen, then John dropped the apple. There is a better than even chance that if Mary went to the kitchen, and Greg is green, then Brian is a rhino. It is unlikely that if either Lily is a lion, or Mary went to the kitchen, then Julius is a swan.
hypothesis: There is a better than even chance that either Greg is green, or Julius is a swan.
valid_hypothesis: There is a better than even chance that either Greg is green, or Julius is a swan.
invalid_hypothesis: It is improbable that either Greg is green, or Julius is a swan.
hypothesis_assertion: Either Greg is green, or Julius is a swan.