Complex sentence: She was Mistress of the Robes to Queen Victoria in the Conservative governments of 1885-1886,1886-1892 and from 1895, after Queen Victoria's death was Mistress of the Robes to Queen Alexandra until 1912.
Split into simpler sentences: She was Mistress of the Robes to Queen Victoria in the Conservative governments of 1885-1886,1886-1892 and from 1895. After Queen Victoria's death in 1901 she was Mistress of the Robes to Queen Alexandra until 1912.