context: It is almost certain that John is in the office. There is a better than even chance that Lily is a rhino. There is almost no chance that Mary left the football.
hypothesis: It is probably the case that mary left the football, and John is in the office.
valid_hypothesis: There is almost no chance that mary left the football, and John is in the office.
invalid_hypothesis: It is probably the case that mary left the football, and John is in the office.
hypothesis_assertion: Mary left the football, and John is in the office.