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

Guessing-game dialogue about one of the objects:
q: a train cart?
a: No
q: is it a person?
a: Yes
q: Is it in the right bottom corner?
a: No
q: is it wearing blue?
a: No
q: is it wearing yellow?
a: N/A
q: is it of the 3 standing furthest?
a: Yes
q: left one?
a: No
q: right one?
a: No