Objects in the image:
category: person
category: backpack
category: person
category: person
category: person
category: person
category: person
category: backpack
category: bus
category: person
category: bus
category: person
category: person
category: person
category: person
category: person
category: bus
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: Is it a bus?
a: Yes
q: Is the bumper blue?
a: No
q: Is the bumper red?
a: No
q: Is it going to City center?
a: No
q: Is it in the background?
a: Yes
q: Is it pulling over?
a: No