Q: "A group of people playing instruments in the woods." Does this mean that "A group of people are playing instruments around a campfire."?
A: it is not possible to tell

Q: "A woman carrying several bags is walking on the sidewalk." Does this mean that "A woman carrying bags."?
A: yes

Q: "People walking through a garden in the middle of a city." Does this mean that "The people are in a zoo."?
A: no

Q: "The brown dog is on the wooden stage with people behind it." Does this mean that "The dog was left home during the play."?
A:
no