Objects in the image:
category: person
category: bench
category: person
category: skateboard
category: person
category: person
category: person
category: person
category: bench
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: in the front ..green shirt?
a: No
q: in the back .. kind of sitting .... brown pants?
a: No
q: guy next to him?
a: No
q: in that group in the back .... from left to right .... is it 1st one?
a: Yes