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

Guessing-game dialogue about one of the objects:
q: it is the rat thing?
a: No
q: is it a vehicle?
a: No
q: is it a building?
a: No
q: is it a light?
a: Yes
q: is it the group of lights over the rat?
a: No
q: is it on the left half of the picture?
a: Yes
q: is it a street light?
a: No
q: is it a light on the bus?
a: No
q: is it a light on a pole?
a: Yes
q: is it the first one from the front?
a: N/A
q: is it the group of lights behind the rats nose?
a: No
q: is it light in a group?
a: N/A