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

Guessing-game dialogue about one of the objects:
q: Is it visible?
a: N/A
q: is it human?
a: Yes
q: standing on platform?
a: Yes
q: wearing a bag?
a: Yes
q: are there 2 people?
a: No
q: is folding hands?
a: Yes