Objects in the image:
category: person
category: train
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it something that a train runs on?
a: No
q: is it wet?
a: No
q: is it yellow?
a: No
q: is it part of the earth?
a: No
q: is it in the foreground?
a: Yes
q: is it blue?
a: Yes