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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a bike?
a: Yes
q: the left red bike?
a: No
q: the bike the kid in blue is holding up?
a: Yes