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

Guessing-game dialogue about one of the objects:
q: is it on the right side of the picture?
a: N/A
q: is it on the left side?
a: N/A
q: is it a person?
a: No
q: is it the skate board?
a: Yes
q: is it the skate board of the man wear white cap?
a: No
q: skate board of man with red cap?
a: Yes