Q: "A group of people waiting for the subway." Does this mean that "A group of people waiting for the subway."?
A: yes

Q: "An Asian woman is sitting in front of a market, holding a tupperware container." Does this mean that "A chinese lady brought lunch to work and is eating in on a bench in front of the store."?
A: it is not possible to tell

Q: "A man wearing orange swim trunks in jumping from a high rock into the water." Does this mean that "There is a person in the water."?
A: yes

Q: "A man with graying hair brushing his teeth" Does this mean that "A man with blue hair is brushing his teeth."?
A:
no