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

Guessing-game dialogue about one of the objects:
q: it is a building?
a: No
q: it used for transportation?
a: No
q: it is person?
a: Yes
q: in the left?
a: Yes
q: it is in foreground?
a: No
q: it is the first one in the left?
a: No
q: it is in first row?
a: No
q: he wear cap?
a: No
q: he is in the bus?
a: No
q: he is far away?
a: No
q: he ride something?
a: No
q: he wear white trousers?
a: No
q: he wear black?
a: Yes
q: he is walking beside the second bus?
a: No