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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: riding skateboard?
a: No
q: one of the two left guys?
a: Yes
q: Is it the white shirt?
a: Yes