Objects in the image:
category: backpack
category: bicycle
category: bus
category: bicycle
category: person
category: traffic light
category: truck
category: person
category: person
category: truck
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it vehicle?
a: Yes
q: is the bus?
a: No
q: is the dump truck?
a: No
q: is it red?
a: No
q: is it green?
a: No
q: is it a bicycle?
a: Yes
q: closest to us?
a: No
q: by the green vehicle on the right?
a: Yes