Objects in the image:
category: person
category: car
category: person
category: boat
category: person
category: person
category: person
category: person
category: person
category: person
category: bus
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: bus ??
a: No
q: a person ??
a: Yes
q: on the bus ??
a: Yes
q: on top ??
a: Yes
q: starting fro front in the first row ??
a: No
q: in the last row ??
a: Yes
q: is the head visible ??
a: N/A