Brittany — gaul borders (2): Aquitaine, NormandyBrittanyNormandy — gaul borders (5): Alsace, Aquitaine, Brittany, Burgundy, FlandersNormandyAquitaine — gaul borders (4): Brittany, Burgundy, Normandy, ProvenceAquitaineBurgundy — gaul borders (6): Alsace, Aquitaine, Normandy, Piedmont, Provence, SwitzerlandBurgundyProvence — gaul borders (3): Aquitaine, Burgundy, PiedmontProvenceAlsace — gaul borders (6): Bavaria, Burgundy, Flanders, Normandy, Rhineland, SwitzerlandAlsaceFlanders — low_countries borders (5): Alsace, Holland, Normandy, Rhineland, WestphaliaFlandersHolland — low_countries borders (2): Flanders, WestphaliaHollandRhineland — low_countries borders (5): Alsace, Bavaria, Flanders, Saxony, WestphaliaRhinelandWestphalia — low_countries borders (5): Flanders, Holland, Jutland, Rhineland, SaxonyWestphaliaIceland — nordics borders (1): NorwayIcelandNorway — nordics borders (4): Finland, Karelia, Sweden, IcelandNorwaySweden — nordics borders (4): Finland, Norway, Jutland, EstoniaSwedenFinland — nordics borders (4): Karelia, Norway, Novgorod, SwedenFinlandJutland — nordics borders (2): Westphalia, SwedenJutlandSaxony — central_europe borders (3): Bavaria, Rhineland, WestphaliaSaxonyBavaria — central_europe borders (6): Alsace, Austria, Rhineland, Saxony, Switzerland, TyrolBavariaBohemia — central_europe borders (2): Austria, SlovakiaBohemiaSlovakia — central_europe borders (2): Austria, BohemiaSlovakiaAustria — central_europe borders (5): Bavaria, Bohemia, Slovakia, Tyrol, VenetoAustriaSwitzerland — central_europe borders (7): Alsace, Bavaria, Burgundy, Lombardy, Piedmont, Tyrol, VenetoSwitzerlandPiedmont — italy borders (5): Burgundy, Lombardy, Provence, Switzerland, TuscanyPiedmontTyrol — italy borders (4): Austria, Bavaria, Switzerland, VenetoTyrolLombardy — italy borders (4): Piedmont, Switzerland, Tuscany, VenetoLombardyVeneto — italy borders (5): Austria, Lombardy, Switzerland, 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): ApuliaSicilyKaliningrad — baltic borders (1): LithuaniaKaliningradLithuania — baltic borders (3): Belarus, Kaliningrad, LatviaLithuaniaLatvia — baltic borders (4): Belarus, Estonia, Lithuania, NovgorodLatviaEstonia — baltic borders (3): Latvia, Novgorod, SwedenEstoniaBelarus — baltic borders (4): Latvia, Lithuania, Moscow, NovgorodBelarusKarelia — russia_west borders (5): Finland, Moscow, Norway, Novgorod, Western UralsKareliaNovgorod — russia_west borders (6): Belarus, Estonia, Finland, Karelia, Latvia, MoscowNovgorodMoscow — russia_west borders (7): Belarus, 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