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

Guessing-game dialogue about one of the objects:
q: is it skate?
a: No
q: Is it a person?
a: Yes
q: Is it the black guy on the skateboard?
a: No
q: Are they wearing a yellow shirt?
a: No
q: Is it the person with the white cap?
a: No
q: is it a person ...?
a: Yes
q: is it in right side ...?
a: No
q: Is it under the man's leg?
a: No
q: is he sitting?
a: Yes