...
If there is a correct room ID in the CAD file for the room in question, AND
the room ID is unique in the building (check all all floors), AND
if there is an entry for that room ID in the POI list.
...
...
If there is a correct room ID in the CAD file for the room in question, AND
the room ID is unique in the building (check all all floors), AND
if there is an entry for that room ID in the POI list.
...