Complex sentence: The song's lyrics are about Charles Starkweather, the spree killer who went on his spree in the midwest in 1958 and was also the inspiration for the film "Natural Born Killers".
Split into simpler sentences: The song's lyrics are about Charles Starkweather, the spree killer who went on his spree in the midwest in 1958. Starkweatherwas also the inspiration for the film "Natural Born Killers".