Original sentence: At the same time Rachmaninoff composed The Bells, his compatriot Mikhail Gnissen was writing The Conqueror Worm for tenor and orchestra, based on Balmont's translation of "Ligeia
Edited sentence: At the same time Rachmaninoff composed The Bells, his compatriot Mikhail Gnessin was writing The Conqueror Worm for tenor and orchestra, based on Balmont's translation of "Ligeia