Objects in the image:
category: clock
category: clock
category: bus

Guessing-game dialogue about one of the objects:
q: is it the bus?
a: No
q: Is the clock tower called Big Ben?
a: N/A
q: Is it just a small part of it?
a: Yes
q: is it the building you can see to the far left?
a: No
q: Is it the clock face?
a: Yes
q: Is it the left clock face?
a: No
q: Is it the right clock face?
a: Yes