context: A man in a denim shirt and pants is smoking a cigarette while playing a cello for money.
hypothesis: It is probably not the case that a man in a denim shirt is smoking.
valid_hypothesis: It is certain that a man in a denim shirt is smoking.
invalid_hypothesis: It is probably not the case that a man in a denim shirt is smoking.
hypothesis_assertion: A man in a denim shirt is smoking.