Original sentence: In 1962 the city of Severodonetsk separated from Lysychansk and became its own independent city.Lysychansk (, ) is a city in the Luhansk Oblast (region) of Ukraine.The city is designated as its own separate raion (district) within the oblast, and is located on the high right bank of the Seversky Donets River, approximately 90 km from the oblast capital, Luhansk
Edited sentence: In 1962 the city of Sievierodonetsk separated from Lysychansk and became its own independent city.Lysychansk () is a city in the Luhansk Oblast (region) of Ukraine.The city is designated as its own separate raion (district) within the oblast, and is located on the high right bank of the Donets River, approximately 90 km from the oblast capital, Luhansk