Q: "A line of six children in bathing suits prepare to leap into a swimming pool." Does this mean that "The children are running"?
A: no

Q: "A man in a uniform crossing a street." Does this mean that "The man is sleeping on a park bench."?
A: no

Q: "A woman in speaking in a theater." Does this mean that "A sad woman in speaking in a theater."?
A: it is not possible to tell

Q: "Asian women spin balls of thread, on hand operated spinning wheels in primitive conditions." Does this mean that "Two women are working."?
A:
yes