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

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: a skateboard then?
a: No
q: Is it a bicycle?
a: No
q: is being held?
a: No
q: is the bench?
a: Yes