Q: "A gray-haired man washing windows on a building." Does this mean that "the guy eats pizza"?
A: no

Q: "A Child plays in a fountain outside of a library." Does this mean that "the fountain is dry"?
A: it is not possible to tell

Q: "A small boy is placing items from a cart onto the check out." Does this mean that "The boy is playing football outside."?
A: no

Q: "Two musicians are playing a tune together at a construction site." Does this mean that "The musicians are at a construction site."?
A:
yes