Is the premise "Bagpiper on the street of a city." true if "A bagpiper performing in public."?
yes
Is the premise "A construction worker working on a bridge." true if "A man is working."?
it is not possible to tell
Is the premise "Four girls in orange shirts play jump rope together, while other girls do the same in other groups behind them." true if "4 girls play jump rope."?
yes
Is the premise "Rollerblades sliding on a railing." true if "Something sliding"?
yes