Q: "A long line of camels, each carrying people pass a sign in a desert area." Does this mean that "Long line of camels carrying people pass a sign in desert area."?
A: yes

Q: "A woman in lavender with short brown hair is sitting in a large chair." Does this mean that "A woman is sitting on a chair."?
A: yes

Q: "A man gesturing with his hands in a room full of computers." Does this mean that "The man is in motion."?
A: yes

Q: "A man and woman pose for a picture together, with neither smiling." Does this mean that "the people are young"?
A:
it is not possible to tell