Objects in the image:
category: traffic light
category: person
category: person
category: truck
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: car
category: umbrella
category: person
category: truck
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: in the first vehicle?
a: Yes
q: on the top?
a: Yes
q: is he shirtless?
a: No
q: wearing a hat?
a: Yes
q: is he the guy in the middle?
a: No
q: is he to the left of the shirtless guy?
a: No
q: is his hat black?
a: No
q: Is it a baseball cap?
a: Yes