Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Astra Plinius - celestial bodies
         Universe
           (Supercluster) Virgo-Hydra-Centaurus Supercluster
             (Supercluster) Virgo Supercluster
               (Cluster) Local Group
                 (Galaxy) Milky Way Galaxy veter.
                   (Spiral arm) Orion Arm
                     (Region) Local Bubble
                       Local Interstellar Cloud
                         (Planetary system) Solar System
                           (Planet-satellite system) Earth System
                             (Planet) Earth veter.
                               "spheres" (Earth)
                                 (Sphere) Biosphere (Earth) - zone of life
                                   "geopolitical regions"
                                     (Region) World
                                       (Region) Old World
                                         (Region) Eurasia
                                           (Region) Europe
                                             (Region) Western Europe
                                               (Country) Netherlands (1813-present)
                                                 (Province) Groningen (Netherlands)
                                                   525900N0065700E Gemeente Stadskanaal (Netherlands: Groningen, 1969-)
                                                   530000N0071000E Gemeente Westerwolde (Netherlands: Groningen, 2018-)
                                                   530416N0065816E Gemeente Pekela (Netherlands: Groningen, 1990-)
                                                   530600N0065200E Gemeente Veendam (Netherlands: Groningen)
                                                   530800N0061500E Gemeente Marum (Netherlands: Groningen)
                                                   530900N0062300E Gemeente Leek (Netherlands: Groningen)
                                                   531000N0063600E Gemeente Haren (Netherlands: Groningen)
                                                   531105N0064840E Gemeente Midden-Groningen (Netherlands: Groningen, 2018-)
                                                   531127N0070320E Gemeente Oldambt (Netherlands: Groningen, 2010-)
                                                   531200N0061600E Gemeente Grootegast (Netherlands: Groningen)
                                                   531200N0063300E Gemeente Groningen (Netherlands: Groningen)
                                                   531400N0062400E Gemeente Zuidhorn (Netherlands: Groningen)
                                                   531643N0064146E Gemeente Ten Boer (Netherlands: Groningen)
                                                   531800N0063500E Gemeente Bedum (Netherlands: Groningen)
                                                   531900N0063000E Gemeente Winsum (Netherlands: Groningen)
                                                   531900N0064400E Gemeente Loppersum (Netherlands: Groningen)
                                                   531900N0065100E Gemeente Appingedam (Netherlands: Groningen)
                                                   531900N0065400E Gemeente Delfzijl (Netherlands: Groningen)
                                                   532212N0062145E Gemeente De Marne (Netherlands: Groningen, 1992-)
                                                   532453N0064209E Gemeente Eemsmond (Netherlands: Groningen, 1992-)