Objects in the image:
category: person
category: person
category: person
category: person
category: backpack
category: umbrella
category: person
category: person
category: umbrella
category: umbrella
category: bench
category: person
category: umbrella
category: umbrella
category: person
category: bench
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: a person?
a: No
q: an umbrella?
a: Yes
q: yellow ??
a: No
q: green ??
a: No
q: it looks like there are 3 clear ones to me, is it the one on left under the white tree?
a: No
q: the one behind the green?
a: Yes