Complex sentence: Note that in the 1990s he performed as Mikhail Krutikov known for the range and beauty of his voice as well as his acting ability, his voice described by the Washington Post as a "titanic, all-encompassing bass".
Split into simpler sentences: Note that in the 1990s he performed as Mikhail Krutikov. Known for the range and beauty of his voice as well as his acting ability, his voice described by the Washington Post as a "titanic, all-encompassing bass".