Objects in the image:
category: person
category: umbrella
category: truck
category: bench
category: person
category: person
category: person
category: person
category: bench
category: person
category: bench
category: dog
category: person
category: umbrella
category: person
category: person
category: umbrella

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person sitting?
a: No
q: is the person carrying a dog?
a: No
q: is the person with white top?
a: Yes