Objects in the image:
category: umbrella
category: person
category: person
category: car
category: person
category: suitcase
category: person
category: person
category: car
category: traffic light
category: traffic light
category: car
category: suitcase
category: person
category: suitcase

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the person in the black jacket and red hat pulling a big red suitcase?
a: No
q: is it the person in front oh them in the blue jacket pulling a black bag?
a: Yes