Objects in the image:
category: person
category: traffic light
category: person
category: backpack
category: person
category: person
category: person
category: traffic light
category: person
category: person
category: person
category: person
category: person
category: clock
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: on the left?
a: Yes
q: purple scarf on head?
a: No
q: is wearing a backpack?
a: No
q: in the street?
a: No
q: wearing purple?
a: No
q: in the bus?
a: No
q: do you see the person wearing purple?
a: No
q: Is it the person on the left of the white and blue sign?
a: No
q: wearing red?
a: No
q: wearing black?
a: Yes
q: next to the backpack guy?
a: No
q: is the middle of picture?
a: Yes
q: to the right of the guy in middle wearing red?
a: No