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 the trolley/train or any part of it?
a: No
q: is it a person?
a: No
q: is a person holding or wearing it?
a: Yes
q: is it the umbrella?
a: Yes