delete Size

# delete NSlots

delete Fraction

delete Boundaries

query BuildingsB1 dmap["", memclear()]

query memclear()

query deleteRemoteObjects(BuildingsSortedOsm_idA)

delete BuildingsSortedOsm_idA

query deleteRemoteObjects(BuildingsSortedOsm_id)

delete BuildingsSortedOsm_id