context: A man is standing in coconuts while trying to open one.
hypothesis: It is probably not the case that a sad man is standing in coconuts while trying to open one.
valid_hypothesis: It is probably not the case that a sad man is standing in coconuts while trying to open one.
invalid_hypothesis: It is certain that a sad man is standing in coconuts while trying to open one.
hypothesis_assertion: A sad man is standing in coconuts while trying to open one.