Complex sentence: Bettina Warburg married musician Samuel Bonarions Grimson, ex-husband of Malvina Hoffman in 1942, although she continued to use her maiden name in her work.
Split into simpler sentences: Bettina Warburg married musician Samuel Bonarions Grimson, ex-husband of Malvina Hoffman in 1942. She continued to use her maiden name in her work.