Objects in the image:
category: truck
category: car
category: car
category: skateboard
category: backpack
category: person
category: surfboard
category: person

Guessing-game dialogue about one of the objects:
q: Is it the person?
a: N/A
q: Is it the skateboard?
a: No
q: Is it the surfboard?
a: No
q: Is it a vehicle?
a: No
q: Is it a tree?
a: No
q: Is it on the person?
a: Yes
q: Is it a piece of clothing?
a: No
q: Is it the backpack?
a: Yes