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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it the skateboard?
a: No
q: Is it one of the stacked wooden pieces?
a: No
q: Is it a bag?
a: Yes
q: Is it one of the two black ones in front of the guy wearing red?
a: Yes
q: Is it the one nearest to his foot?
a: Yes