Q: "A man with a white shirt and a woman with a white shirt are talking on their phones." Does this mean that "The man and woman are talking to eachother on the phone."?
A: it is not possible to tell

Q: "Woman lining up a photo shoot." Does this mean that "The woman is a casting agent."?
A: it is not possible to tell

Q: "A rock sculptor working on a rock." Does this mean that "Someone is making a piece of art with a rock."?
A: it is not possible to tell

Q: "Two women walking toward the camera along a sidewalk while wearing a backpack and showing midriff." Does this mean that "They are on top of a snowy mountain with arms raised."?
A:
no