context: It is certain that Greg is a swan. There is little chance that Sandra took the football. There is a better than even chance that Jeff moved to the office.
hypothesis: It is probably not the case that greg is a swan, or Jeff moved to the office.
valid_hypothesis: It is certain that greg is a swan, or Jeff moved to the office.
invalid_hypothesis: It is probably not the case that greg is a swan, or Jeff moved to the office.
hypothesis_assertion: Greg is a swan, or Jeff moved to the office.