Q: "The photographer is taking pictures of flowers." Does this mean that "A photographer finds just the right angle to take a beautiful picture of a flower."?
A: it is not possible to tell

Q: "A man throwing a hatchet." Does this mean that "A man is in a knife throwing contest and throws a hatchet."?
A: it is not possible to tell

Q: "A man with his back to the camera walks across a barricaded street." Does this mean that "A man is walking outside."?
A: yes

Q: "A janitor sweeps the sidewalk in a busy street with many cars and pedestrians." Does this mean that "The janitor is cleaning the windows."?
A:
no