Objects in the image:
category: truck
category: stop sign
category: truck

Guessing-game dialogue about one of the objects:
q: is it in the top half of the picture?
a: N/A
q: does it have words on it?
a: Yes
q: is it green?
a: No
q: is it red?
a: Yes
q: does it only have 4 letters on it?
a: Yes