context: We believe that John went to the garden. There is a better than even chance that Greg is a frog. It is certain that Brian is a swan. It is certain that if John went to the garden, or Greg is a frog, then Daniel took the football. It is probably the case that if John went to the garden, and Brian is a swan, then Sumit is tired. It is probably the case that if Brian is a swan, and Greg is a frog, then Mary dropped the milk.
hypothesis: Chances are slight that either Mary dropped the milk, or Brian is a swan.
valid_hypothesis: There is a better than even chance that either Mary dropped the milk, or Brian is a swan.
invalid_hypothesis: Chances are slight that either Mary dropped the milk, or Brian is a swan.
hypothesis_assertion: Either Mary dropped the milk, or Brian is a swan.