context: It is almost certain that Jason is bored. Chances are about even that Mary discarded the milk. It is highly likely that John moved to the garden. There is a better than even chance that if Mary discarded the milk, and John moved to the garden, then Daniel is in the garden. It is unlikely that if Mary discarded the milk, or John moved to the garden, then Fred went to the hallway. It is unlikely that if either John moved to the garden, or Jason is bored, then Lily is green.
hypothesis: It is probably the case that either Jason is bored, or John moved to the garden.
valid_hypothesis: It is improbable that either Jason is bored, or John moved to the garden.
invalid_hypothesis: It is probably the case that either Jason is bored, or John moved to the garden.
hypothesis_assertion: Either Jason is bored, or John moved to the garden.