Portugal — iberia borders (3): Andalusia, Castile, GaliciaPortugalGalicia — iberia borders (2): Castile, PortugalGaliciaCastile — iberia borders (5): Andalusia, Aquitaine, Catalonia, Galicia, PortugalCastileCatalonia — iberia borders (3): Aquitaine, Castile, ProvenceCataloniaAndalusia — iberia borders (2): Castile, PortugalAndalusiaBrittany — gaul borders (2): Aquitaine, NormandyBrittanyNormandy — gaul borders (5): Alsace, Aquitaine, Brittany, Burgundy, FlandersNormandyAquitaine — gaul borders (6): Brittany, Burgundy, Castile, Catalonia, Normandy, ProvenceAquitaineBurgundy — gaul borders (5): Alsace, Aquitaine, Normandy, Piedmont, ProvenceBurgundyProvence — gaul borders (4): Aquitaine, Burgundy, Catalonia, PiedmontProvenceAlsace — gaul borders (4): Burgundy, Flanders, Normandy, RhinelandAlsaceFlanders — low_countries borders (5): Alsace, Holland, Normandy, Rhineland, WestphaliaFlandersHolland — low_countries borders (2): Flanders, WestphaliaHollandRhineland — low_countries borders (3): Alsace, Flanders, WestphaliaRhinelandWestphalia — low_countries borders (4): Flanders, Holland, Jutland, RhinelandWestphaliaIceland — nordics borders (1): NorwayIcelandNorway — nordics borders (4): Finland, Karelia, Sweden, IcelandNorwaySweden — nordics borders (3): Finland, Norway, JutlandSwedenFinland — nordics borders (4): Karelia, Norway, Novgorod, SwedenFinlandJutland — nordics borders (2): Westphalia, SwedenJutlandPiedmont — italy borders (4): Burgundy, Lombardy, Provence, TuscanyPiedmontTyrol — italy borders (1): VenetoTyrolLombardy — italy borders (3): Piedmont, Tuscany, VenetoLombardyVeneto — italy borders (3): Lombardy, Tuscany, TyrolVenetoTuscany — italy borders (4): Lazio, Lombardy, Piedmont, VenetoTuscanyLazio — italy borders (2): Campania, TuscanyLazioCampania — italy borders (2): Apulia, LazioCampaniaApulia — italy borders (2): Campania, SicilyApuliaSicily — italy borders (1): ApuliaSicilyKarelia — russia_west borders (5): Finland, Moscow, Norway, Novgorod, Western UralsKareliaNovgorod — russia_west borders (3): Finland, Karelia, MoscowNovgorodMoscow — russia_west borders (6): The Don, Karelia, Novgorod, Eastern Ukraine, Western Urals, The VolgaMoscowEastern Ukraine — russia_west borders (2): The Don, MoscowEastern UkraineThe Don — russia_west borders (3): Moscow, Eastern Ukraine, The VolgaThe DonThe Volga — russia_west borders (3): The Don, Moscow, Western UralsThe VolgaWestern Urals — russia_west borders (3): Karelia, Moscow, The VolgaWestern Urals