context: There is a very good chance that Emily is a sheep. It is highly likely that Fred moved to the office. It is probable that Mary discarded the milk. Chances are slight that if either Emily is a sheep, or Fred moved to the office, then Julius is a rhino. Chances are about even that if Fred moved to the office, or Emily is a sheep, then Winona is a mouse. It is impossible that if Emily is a sheep, and Mary discarded the milk, then John left the apple.
hypothesis: Chances are about even that either Mary discarded the milk, or Emily is a sheep.
valid_hypothesis: Chances are about even that either Mary discarded the milk, or Emily is a sheep.
invalid_hypothesis: It is impossible that either Mary discarded the milk, or Emily is a sheep.
hypothesis_assertion: Either Mary discarded the milk, or Emily is a sheep.