Complex sentence: Newspapers often nicknamed particularly lurid crimes and they posthumously called her "The Black Dahlia," a term that may have be from a film noir murder mystery, "The Blue Dahlia", released in April 1946.
Split into simpler sentences: Newspapers often nicknamed particularly lurid crimes and they posthumously called her "The Black Dahlia". This term may have been derived from a film noir murder mystery, "The Blue Dahlia", released in April 1946.