Is the premise "A man wearing red and black is riding a surfboard." true if "A man is on a surfboard."?
yes
Is the premise "Two men in white robes and black belts are practicing karate." true if "3 woman are practicing their yoga poses."?
no
Is the premise "Two women look at a cameraman while walking through a crowd." true if "A cameraman is filming two women walking through a crowd."?
yes
Is the premise "A person falling off a dirt bike in the middle of a dirt bike race." true if "A young man rides a unicycle."?
no