Q: "A man give a presentation using an overhead projector." Does this mean that "A man is using a projector."?
A: yes

Q: "women dressed up as zombie wearing white and pink top" Does this mean that "Women are dressed up as undead for the zombie 5k run."?
A: it is not possible to tell

Q: "Brown dog running on grass." Does this mean that "A large brown female dog is running on the grass."?
A: it is not possible to tell

Q: "a woman enjoying herself hiking in the mountains" Does this mean that "A women who enjoys hiking is on her bike."?
A:
no