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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a skateboard?
a: No
q: is it in front of the people?
a: No
q: is it the thing on the ground behind the guy on the left?
a: No
q: is it the thing on the ground behind the guy in the middle?
a: Yes
q: is it a light pole?
a: No
q: is it a ramp?
a: No
q: is it in between the two guys on the right?
a: Yes