Q: "Skateboard racer competing in a race." Does this mean that "A human riding a skateboard."?
A: yes

Q: "A woman wearing a hat looks at a table filled with antiques." Does this mean that "The woman is wearing a hat."?
A: yes

Q: "Three men in red striped shirts carry flags outside of a brick building." Does this mean that "Three men are carrying flags for a ceremony."?
A: it is not possible to tell

Q: "A class of art students drawing." Does this mean that "They are drawing bears."?
A:
it is not possible to tell