Objects in the image:
category: surfboard
category: person
category: bicycle
category: person
category: person
category: surfboard
category: person
category: surfboard
category: person
category: person
category: surfboard
category: person
category: backpack
category: person
category: person
category: person
category: bicycle
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: IS IT A PERSON?
a: Yes
q: ARE THEY IN THE MIDDLE?
a: Yes
q: ARE THEY IN THE FRONT ROW?
a: Yes
q: ARE THEY WEAR RED?
a: Yes
q: IS IT THE ONE SITTING IN FRONT?
a: Yes