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

Guessing-game dialogue about one of the objects:
q: Is it a vehicle?
a: No
q: Is it in the background?
a: No
q: Is it one of the newspaper box things?
a: No
q: Is it part of the van?
a: No
q: Is it the thing that looks purplish red, that has P.P.D. on it?
a: No
q: Is it on the left half of the picture?
a: Yes
q: So it's on this side of the purple thing?
a: Yes
q: Is it on the van?
a: No
q: Is it the ground?
a: No
q: Is it closer to the camera than the van?
a: No
q: Is it part of the purple thing?
a: No
q: Is it the little white spot on the ground?
a: No
q: Is it black?
a: No
q: Is it yellow?
a: Yes
q: Is it the yellow line on the RIGHT half of the picture?
a: No
q: Are you sure it isn't on the vehicle?
a: Yes
q: The yellow street light that is further from the camera than the purple thing?
a: Yes
q: The one on the left?
a: Yes
q: Is it the entire thing as one piece?
a: Yes