Objects in the image:
category: person
category: bicycle
category: surfboard
category: person
category: surfboard
category: surfboard
category: person
category: fire hydrant
category: person
category: fire hydrant
category: surfboard

Guessing-game dialogue about one of the objects:
q: is it a living thing?
a: No
q: is it a surfboard?
a: No
q: is it the sky?
a: No
q: is it the bike?
a: Yes