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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a piece of luggage?
a: Yes
q: Is it red?
a: No
q: Is it on the very bottom of the trolley?
a: Yes
q: Is it blue?
a: No