Original sentence: Caucasus Mountains, which also separate Europe and Asia, and is the namesake of the Caucasian race, not to be confused with Caucasian peoples.Iceland, Faroe Islands, Great Britain, Ireland, Isle of Man, Rockall, the rest of the British Isles, Gibraltar, Azores, Madeira, Balearic Islands, Corsica, Sardinia, Sicily, Malta, Ionian Islands, Crete, Aegean Islands, Cyprus, Åland Islands, Gotland, Saaremaa, Hiiumaa, Jan Mayen, and Svalbard.The southeast boundary with Asia is not universally defined, with either the Ural or Emba rivers serving as possible boundaries, continuing with the Caspian Sea, and either the Kuma and Manych rivers or the Caucasus mountains as possibilities, and onto the Black Sea; the Bosporus, the Sea of Marmara, and the Dardanelles conclude the Asian boundary
Edited sentence: Caucasus Mountains, which also separate Europe and Asia, and are the namesake of the Caucasian race, not to be confused with Caucasian peoples.Iceland, Faroe Islands, Great Britain, Ireland, Isle of Man, Rockall, the rest of the British Isles, Gibraltar, Azores, Balearic Islands, Corsica, Sardinia, Sicily, Malta, Ionian Islands, Crete, Aegean Islands, Åland Islands, Gotland, Saaremaa, Hiiumaa, Jan Mayen, and Svalbard.The southeast boundary with Asia is not universally defined, but most major geographic authorities have the Ural serving as the boundary (a few sources list the Emba River), continuing with the Caspian Sea, and the Caucasus Mountains (a few sources list the Kuma and Manych rivers) and onto the Black Sea; the Bosporus, the Sea of Marmara, and the Dardanelles conclude the Asian boundary