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

Guessing-game dialogue about one of the objects:
q: is it truck?
a: Yes
q: is it the 1st from right...the nearest one?
a: No
q: is it 2nd?
a: No
q: is it 3rd?
a: No
q: is it 4th?
a: N/A
q: is it the black one...last one?
a: Yes