Complex sentence: Bella's first marriage was to Yevgeny Yevtushenko (1954); her second husband was Yuri Nagibin (1960); in 1974, she married her current husband, the famous Russian artist Boris Messerer.
Split into simpler sentences: Bella's first marriage was to Yevgeny Yevtushenko (1954); her second husband was Yuri Nagibin (1960). In 1974, she married her current husband, the famous Russian artist Boris Messerer.