Complex sentence: Hack was born in Mannheim, Germany on 3 February 1915, on joining the SS he was issued the service number 227 129, his first command was the 1st Company, Germania Regiment in 1938.
Split into simpler sentences: Hack was born in Mannheim, Germany on 3 February 1915. Upon joining the SS he was issued the service number 227 129, his first command was the 1st Company, Germania Regiment in 1938.