Objects in the image:
category: car
category: car
category: car
category: train
category: person
category: car
category: person
category: car
category: car
category: person
category: car
category: tie
category: umbrella
category: car

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the trolley/train or any part of the trolley/train?
a: Yes
q: is it a car?
a: No
q: is it the yellow trolley or any part of the yellow trolley?
a: Yes
q: is it the whole thing?
a: No
q: is it on the lower part of the trolley, in or on the yellow part?
a: No
q: is it on the front part of the trolley?
a: Yes
q: is it the number 41?
a: No
q: is it one of the windows?
a: No
q: is it on the very top?
a: No
q: is it the black thing, might be a side mirror?
a: No