"Length" in this case should refer to the horizontal length of a single building, not adding up the length of every building wing. We should make a different page for longest structures and complexes. The title says "buildings" so why are walls & corridors included?; why are complexes of 10 or 15 bldgs. and broken walls included?; hundreds such complexes are missing from this list (en)
this is name of a residential building in ukraine?? (en)