context: We believe that Bill went to the hallway. There is almost no chance that Emily is a sheep. It is probable that Greg is green.
hypothesis: It is almost certain that greg is green, and Emily is a sheep.
valid_hypothesis: There is almost no chance that greg is green, and Emily is a sheep.
invalid_hypothesis: It is almost certain that greg is green, and Emily is a sheep.
hypothesis_assertion: Greg is green, and Emily is a sheep.