Q: "A woman in uniform taking pictures with a 35 millimeter camera." Does this mean that "The woman is wearing a uniform"?
A: yes

Q: "A woman in blue wearing flip-flops touches a passing car while walking beside a young man in a green striped shirt." Does this mean that "A woman wearing flip-flops walking next to a young man."?
A: yes

Q: "Men picket in a city street." Does this mean that "The men are on strike."?
A: it is not possible to tell

Q: "A man with a yellow flag is standing on the street as several people walk by." Does this mean that "A human standing"?
A:
yes