Complex sentence: Vladimir Anatolyevich Kuzichkin "Владимир Анатольевич Кузичкин" (born 1947) was a Soviet KGB (PGU KGB SSSR) officer, major who defected to the Tehran Station of the British secret intelligence service in 1982.
Split into simpler sentences: Vladimir Anatolyevich Kuzichkin "Владимир Анатольевич Кузичкин" (born 1947). He was a Soviet KGB (PGU KGB SSSR) officer, major who defected to the Tehran Station of the British Secret Intelligence Service in 1982.