Is the premise "Two boys dressed in t-shirts and shorts play in the water by the shore, splashing." true if "Two boys in shirts and shorts are playing outside"?
yes
Is the premise "A Japanese man plays a flute from sheet music beside a tree lines river." true if "He is playing very well."?
it is not possible to tell
Is the premise "a woman in black and white walks." true if "A widow in a black and white dress walks away from her deceased husbands grave."?
it is not possible to tell
Is the premise "People on bicycles waiting at an intersection." true if "There is a bike race happening right now."?

it is not possible to tell