Objects in the image:
category: person
category: person
category: truck
category: person
category: person
category: chair
category: person
category: chair
category: person
category: person
category: umbrella
category: person

Guessing-game dialogue about one of the objects:
q: is a person?
a: No
q: is a street sign?
a: No
q: is a car?
a: No
q: is a sack?
a: No
q: is a bench?
a: Yes
q: is seated on by person?
a: Yes