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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it a train?
a: Yes
q: Is it the one in front?
a: N/A
q: Is it the black one on the left?
a: N/A
q: Is it silver?
a: Yes