Objects in the image:
category: bench
category: person
category: bus
category: person
category: backpack
category: person
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: a train?
a: No
q: bench ??
a: No
q: holding by a person?
a: No
q: sign board?
a: No
q: a vehicle?
a: No
q: near the person?
a: Yes
q: a bag?
a: Yes
q: the black bag?
a: No
q: in the left side?
a: Yes
q: on the floor?
a: Yes