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

Guessing-game dialogue about one of the objects:
q: is it in the background?
a: Yes
q: is it a train?
a: Yes
q: on the first rown?
a: No
q: the second row?
a: No
q: the last row?
a: Yes
q: is it the whole train?
a: Yes