Complex sentence: The Heaton Gold Cup, presented in 1933 by the "Heaton brothers" Trowbridge, Jennison, John, and their mother Florence Trowbridge Heaton, remains one of the top Skeleton events of the St.Moritz "Cresta" season.
Split into simpler sentences: The Heaton Gold Cup, was presented in 1933 by the "Heaton brothers" Trowbridge, Jennison, John, and Florence Trowbridge Heaton, their mother'. It remains one of the classic Skeleton events of the St.Moritz "Cresta" season.