3647 is the north half (the half that faces in the direction of 37th ave) of this building, the south half of this building (the half that faces 36th ave) is 3645 lipan street. it is a duplex. on the map, if follow lipan street from 37th ave, the part of 3647 facing lipan where the building cuts in to a right angle is roughly where the building is bisected. following that right angle (from the segment of the building facing 36th) along the direction of 36th ave heading west through the full length of the building will separate 3647 from 3645