Q: "A young man is walking down the sidewalk on a college campus." Does this mean that "A man is on campus."?
A: yes

Q: "A woman painting a palace and the landscape." Does this mean that "A professional female artist, draws trees in the landscape of the palace."?
A: it is not possible to tell

Q: "Officers on motorcycles patrol the streets." Does this mean that "Police officers enjoy coffee in the precinct building."?
A: no

Q: "Skateboarder performing a trick" Does this mean that "A man is cleaning his car windows."?
A:
no