Objects in the image:
category: bus
category: bus
category: person
category: person
category: bus
category: person
category: bus
category: bus
category: person
category: bus
category: person
category: bus
category: bus
category: bus
category: person
category: person
category: bus

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Do you see the middle pillar of the overhead "track"?
a: Yes
q: Is the person to our left of  that middle pillar?
a: Yes
q: Is the person in that group waling in front of the pillars?
a: Yes
q: Is it the person at the very, very left side of the picture who looks like they have on a greenish reflective top?
a: No
q: Do you see 6 people in the walking group?
a: Yes
q: Moving from right to the left, is it the one out front in a red hat?
a: Yes
q: so, it is the person in a red hat, dark shirt, and blue jeans at walking the head of the group?
a: Yes