context: It is unlikely that Mary went to the kitchen. There is a better than even chance that Lily is a frog. There is a better than even chance that Sandra got the football.
hypothesis: It is likely that sandra got the football, or Mary went to the kitchen.
valid_hypothesis: It is likely that sandra got the football, or Mary went to the kitchen.
invalid_hypothesis: It is impossible that sandra got the football, or Mary went to the kitchen.
hypothesis_assertion: Sandra got the football, or Mary went to the kitchen.