Objects in the image:
category: person
category: person
category: car
category: bicycle
category: person
category: car
category: car
category: backpack
category: car
category: car
category: person
category: umbrella
category: car
category: backpack
category: car
category: car

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: in red?
a: No
q: one of the 2 walking behind?
a: Yes
q: left one?
a: Yes