Q: "A boy in black clothes is doing a cartwheel on the beach." Does this mean that "A boy does tricks in the sand."?
A: yes

Q: "A woman wearing a black coat and orange scarf standing in a subway station in BismarckstraBe waiting for her train." Does this mean that "A woman in Germany is waiting for her train while wearing black and orange clothes."?
A: it is not possible to tell

Q: "Two ladies are sitting on something made of concrete, while enjoying a snack." Does this mean that "Two ladies snacking between shifts at work."?
A: it is not possible to tell

Q: "Two bicyclists pose by a stream for a picture." Does this mean that "Two cyclists are taking pictures in the desert."?
A:
no