context: A man wearing a cap and a black wetsuit on a rocky coast lifts a large sack with three sacks in front of him with another man and a small yellow boat in the background.
hypothesis: It is probably the case that a man unloading a boat.
valid_hypothesis: It is probably not the case that a man unloading a boat.
invalid_hypothesis: It is probably the case that a man unloading a boat.
hypothesis_assertion: A man unloading a boat.