Objects in the image:
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird
category: bird

Guessing-game dialogue about one of the objects:
q: is it a bird?
a: Yes
q: just one bird?
a: Yes
q: flying in the air?
a: Yes
q: in the left half of image?
a: N/A
q: near the middle?
a: Yes
q: in the center of image, there is one small white bird alone, can you see it?
a: Yes
q: is it him/her?
a: Yes