Objects in the image:
category: bench
category: train
category: suitcase
category: person
category: bench
category: person
category: person
category: bench
category: bicycle
category: person
category: bench
category: bench
category: person
category: person

Guessing-game dialogue about one of the objects:
q: Is it alive?
a: No
q: Is it on the left side of the picture?
a: No
q: Is it on the right side?
a: Yes
q: Is it in the background?
a: No
q: Is it a chair?
a: No
q: Is it on the floor?
a: Yes
q: Is it attached to the floor?
a: Yes
q: Is it a part of the floor where people can walk?
a: No
q: Is it where the trains go?
a: No
q: Is it inside?
a: Yes
q: Is it where the signs are?
a: No
q: Is it gray?
a: No
q: Is it alive?
a: No
q: Is it on the right side of the picture?
a: Yes
q: Is it on the floor?
a: Yes
q: Is it attached to the floor?
a: No
q: Is it in the background?
a: No
q: Is it a bag?
a: Yes