Objects in the image:
category: person
category: sports ball
category: person
category: person
category: person
category: sports ball
category: person
category: umbrella
category: umbrella
category: umbrella
category: person
category: sports ball
category: person
category: person

Guessing-game dialogue about one of the objects:
q: a person ??
a: No
q: umbrella ??
a: No
q: ball ??
a: Yes