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) "surface" (Earth)
                                   (Continent) Afro-Eurasia
                                     (Continent) Eurasia
                                       (Continent) Europe
                                         (Archipelago) Frisian Islands (Netherlands, Germany, Denmark)
                                           (Archipelago) West Frisian Islands (Netherlands)
                                             01 (Island) Noorderhaaks (Netherlands)
                                             02.530500N0045000E (Island) Texel (Netherlands: Noord-Holland)
                                             03.531628N0045847E (Island) Vlieland (Netherlands: Fryslân)
                                             04.531752N0050823E (Island) Richel (Netherlands: Fryslân)
                                             05.531508N0051509E (Island) Griend (Netherlands: Fryslân)
                                             06.532429N0052154E (Island) Terschelling (Netherlands: Fryslân)
                                             07.532651N0054733E (Island) Ameland (Netherlands: Fryslân)
                                             08 (Island) Rif (Netherlands)
                                             09.532711N0060325E (Island) Engelsmanplaat (Netherlands: Fryslân)
                                             10.532929N0061343E (Island) Schiermonnikoog (Netherlands: Fryslân)
                                             11.533108N0062433E (Island) Simonszand (Netherlands: Groningen)
                                             12.1.533228N0062824E (Island) Rottumerplaat (Netherlands: Groningen)
                                             12.2 (Island) Bosplaat (Netherlands)
                                             13.1.533222N0063505E (Island) Rottumeroog (Netherlands: Groningen)
                                             13.2.533123N0063516E (Island) Zuiderduintjes (Netherlands: Groningen)