context: What appears to be a taller bald white man sitting next to a shorter black man in a reception area.
hypothesis: It is impossible that the short black man is friends with the bald white man.
valid_hypothesis: There is a better than even chance that the short black man is friends with the bald white man.
invalid_hypothesis: It is impossible that the short black man is friends with the bald white man.
hypothesis_assertion: The short black man is friends with the bald white man.