context: people are sitting on a bench in front of buildings.
hypothesis: There is little chance that two coworkers eat lunch on a bench outside of their building.
valid_hypothesis: There is little chance that two coworkers eat lunch on a bench outside of their building.
invalid_hypothesis: There is a better than even chance that two coworkers eat lunch on a bench outside of their building.
hypothesis_assertion: Two coworkers eat lunch on a bench outside of their building.