Complex sentence: On September 6 the division attacked the German-held Russian city of Novorossiysk on the Black Sea and during the fighting, senior sergeants Hunan Avetisyan and S. Arakelyan both earned the rank of Hero of the Soviet Union.
Split into simpler sentences: On September 6 the division attacked the German-held Russian city of Novorossiysk on the Black Sea. In the fighting, senior sergeants Hunan Avetisyan and S. Arakelyan both earned the rank of Hero of the Soviet Union.