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

Guessing-game dialogue about one of the objects:
q: is it skate board?
a: No
q: is it person?
a: Yes
q: one in air?
a: No
q: is it the person on the right?
a: No
q: is it boy in yellow jacket?
a: No
q: is it one to his left in black?
a: No
q: Is it to the left of the boy wearing black?
a: Yes
q: one on bicycle?
a: No
q: is it one in green in right?
a: No