Objects in the image:
category: bench
category: bench
category: backpack
category: person
category: chair
category: person
category: bench
category: person
category: person
category: person
category: bench

Guessing-game dialogue about one of the objects:
q: is it in front?
a: Yes
q: is it person?
a: No
q: is bench ,?
a: Yes
q: is 1st from left?
a: Yes
q: is the men studying?
a: Yes