Oliver Stone
Stone's other works include the Salvadoran Civil War-based drama "Salvador" ( 1986 ) ; the financial drama "Wall Street" ( 1987 ) and its sequel "Money Never Sleeps" ( 2010 ) ; the Jim Morrison biographical film "The Doors" ( 1991 ) ; the satirical black comedy crime film "Natural Born Killers" ( 1994 ) ; a trilogy of films based on the American Presidency: "JFK" ( 1991 ) , "Nixon" ( 1995 ) , and "W . " ( 2008 ) ; and "Snowden" ( 2016 ) . 
<triplet> Salvador <subj> drama <obj> genre <triplet> Wall Street <subj> drama <obj> genre <triplet> Natural Born Killers <subj> drama <obj> genre <subj> crime film <obj> genre