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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a boy?
a: No
q: is it a car?
a: No
q: is it a train engine?
a: Yes