Q: "Some people standing at the corner of a street, in the crosswalk, waiting for the light to change so they can cross the street." Does this mean that "The people are waiting for the streetlight to change colors."?
A: yes

Q: "Two men, one black, one white, are holding books and talking." Does this mean that "Two men are having a sad conversation."?
A: it is not possible to tell

Q: "A man with long hair and a white shirt performing with people in the background." Does this mean that "The man is in a band."?
A: it is not possible to tell

Q: "A young man with shaggy hair is standing in front of a painting." Does this mean that "A man admiring a paiting"?
A:
it is not possible to tell