Complex sentence: In July 1961 Arkhipov was appointed deputy commander or executive officer of the new Hotel class ballistic missile submarine K-19 he backed Captain Nikolai Vladimirovich Zateyev during the potential mutiny and received a dose of radiation after the accident.
Split into simpler sentences: In July 1961 Arkhipov was appointed deputy commander or executive officer of the new Hotel class ballistic missile submarine K-19. He backed Captain Nikolai Vladimirovich Zateyev during the potential mutiny and received a dose of radiation after the accident.