context: A city street with people in front of a mountain back drop.
hypothesis: Chances are about even that people are in a street in front of mountains with snow on them.
valid_hypothesis: Chances are about even that people are in a street in front of mountains with snow on them.
invalid_hypothesis: It is impossible that people are in a street in front of mountains with snow on them.
hypothesis_assertion: People are in a street in front of mountains with snow on them.