Original: Sir Arthur Seymour Sullivan MVO ( 13 May 1842 22 November 1900 ) was an English composer , of Irish and Italian descent , best known for his operatic collaborations with librettist W. S. Gilbert , including such continually-popular works as H.M.S. Pinafore , The Pirates of Penzance , and The Mikado .
Simplified: Sir Arthur Sullivan ( b.Lambeth , London , May 13 1842 ; d.London , November 22 1900 ) was an English composer .