context: A woman with tattoos and a black t-shirt smiles and talks to a man with a partially shaved head wearing shirt with the words' hippie killer' in white letters on it.
hypothesis: Chances are about even that a female and a male are talking to each other.
valid_hypothesis: It is certain that a female and a male are talking to each other.
invalid_hypothesis: Chances are about even that a female and a male are talking to each other.
hypothesis_assertion: A female and a male are talking to each other.