Karelia — russia_west borders (5): Moscow, Novgorod, Eastern Urals, Western Urals, Western Siberia
Karelia
Novgorod — russia_west borders (2): Karelia, Moscow
Novgorod
Moscow — russia_west borders (6): The Don, Karelia, Novgorod, Eastern Ukraine, Western Urals, The Volga
Moscow
Eastern Ukraine — russia_west borders (2): The Don, Moscow
Eastern Ukraine
The Don — russia_west borders (4): Kazakhstan, Moscow, Eastern Ukraine, The Volga
The Don
The Volga — russia_west borders (4): The Don, Kazakhstan, Moscow, Western Urals
The Volga
Western Urals — russia_west borders (5): Karelia, Kazakhstan, Moscow, Eastern Urals, The Volga
Western Urals
Thrace — anatolia borders (1): Western Anatolia
Thrace
Western Anatolia — anatolia borders (2): Central Anatolia, Thrace
Western Anatolia
Central Anatolia — anatolia borders (3): Eastern Anatolia, Western Anatolia, Cyprus
Central Anatolia
Eastern Anatolia — anatolia borders (2): Central Anatolia, Northern Iran
Eastern Anatolia
Cyprus — anatolia borders (1): Central Anatolia
Cyprus
Northern Iran — persia borders (4): Eastern Anatolia, Eastern Iran, Southern Iran, Khorasan
Northern Iran
Southern Iran — persia borders (2): Eastern Iran, Northern Iran
Southern Iran
Eastern Iran — persia borders (4): Baluchistan, Northern Iran, Southern Iran, Khorasan
Eastern Iran
Khorasan — persia borders (3): Eastern Iran, Northern Iran, Turkmenistan
Khorasan
Baluchistan — persia borders (1): Eastern Iran
Baluchistan
Kazakhstan — central_asia borders (8): The Don, Kyrgyzstan, Turkmenistan, Eastern Urals, Western Urals, Uzbekistan, The Volga, Western Siberia
Kazakhstan
Uzbekistan — central_asia borders (4): Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan
Uzbekistan
Turkmenistan — central_asia borders (3): Kazakhstan, Khorasan, Uzbekistan
Turkmenistan
Tajikistan — central_asia borders (2): Kyrgyzstan, Uzbekistan
Tajikistan
Kyrgyzstan — central_asia borders (3): Kazakhstan, Tajikistan, Uzbekistan
Kyrgyzstan
Eastern Urals — siberia borders (5): Central Siberia, Karelia, Kazakhstan, Western Urals, Western Siberia
Eastern Urals
Western Siberia — siberia borders (4): Central Siberia, Karelia, Kazakhstan, Eastern Urals
Western Siberia
Central Siberia — siberia borders (3): Eastern Urals, Western Siberia, Yakutia
Central Siberia
Yakutia — siberia borders (3): Central Siberia, Chukotka, Kamchatka
Yakutia
Chukotka — siberia borders (2): Kamchatka, Yakutia
Chukotka
Kamchatka — siberia borders (2): Chukotka, Yakutia
Kamchatka