Complex sentence: The D'Oyly Carte Opera Company was a professional light opera company that staged performances of Gilbert and Sullivan's Savoy Operas nearly year-round in the UK, Europe, North America, South Africa, Australasia and elsewhere from the 1870s until it closed in 1982.
Split into simpler sentences: The D'Oyly Carte Opera Company was a professional light opera company that staged performances of Gilbert and Sullivan's Savoy Operas. The company performed nearly year-round in the UK, and sometimes toured in Europe, North America, South Africa, Australasia and elsewhere, from the 1870s until it closed in 1982.