Complex sentence: Marshall was born Everett Eugene Grunz in Owatonna, Minnesota, the son of Hazel Irene (née Cobb; 1892-1975) and Charles G. Grunz (1882-1959).
Split into simpler sentences: Marshall was born Everett Eugene Grunz in Owatonna, Minnesota. He was the son of Hazel Irene (née Cobb) (1892-1975) and Charles G. Grunz (1882-1959).