context: A lady in pink long-sleeved blouse is holding a pink bag in her lap as she reaches something to the guy next to her.
hypothesis: It is probable that lady in pink reaches to shake hands with man sitting beside her.
valid_hypothesis: It is probably not the case that lady in pink reaches to shake hands with man sitting beside her.
invalid_hypothesis: It is probable that lady in pink reaches to shake hands with man sitting beside her.
hypothesis_assertion: Lady in pink reaches to shake hands with man sitting beside her.