context: A man with an afro and bandanna playing electric guitar.
hypothesis: Chances are about even that the guy with the afro is playing on the guitar for his mom
valid_hypothesis: There is almost no chance that the guy with the afro is playing on the guitar for his mom
invalid_hypothesis: Chances are about even that the guy with the afro is playing on the guitar for his mom
hypothesis_assertion: the guy with the afro is playing on the guitar for his mom