Question: Which screenwriter is older, Gus Van Sant or Jiang Wen?

Context paragraphs:
Elias McConnell: Elias Comfort McConnell (born 1985) is an American actor from Portland, Oregon.  In 2003 he played a character of the same name in Gus Van Sant's film "Elephant".  Three years later in 2006 he was cast in the role of Elie (segment "Le Marais") in the anthology film "Paris, Je t'aime" which had 22 different directors.  In 2008 Elias played a small role as "Telephone Tree #8" in the Gus Van Sant directed biographical film "Milk".  Followed closely by his 2009 role as "Young Hippy Boy" (Elias Comfort) in Jean-Claude Schlim's Luxembourgian-German drama film ""House of Boys"".  Elias has an upcoming role in the Kevin Foong film "Casting Room" (2012) which is currently in post-production.  Elias McConnell is now living in Brooklyn, New York.

Even Cowgirls Get the Blues (film): Even Cowgirls Get the Blues is a 1993 American romantic comedy-drama film based on Tom Robbins' 1976 novel of the same name.  The film was directed by Gus Van Sant (credited as Gus Van Sant, Jr.) and starred an ensemble cast led by Uma Thurman, Lorraine Bracco, Angie Dickinson, Noriyuki "Pat" Morita, Keanu Reeves, John Hurt, and Rain Phoenix.  Robbins himself was the narrator.  The soundtrack was sung entirely by k.d. lang.  The film was dedicated to the late River Phoenix.

Let the Bullets Fly: Let the Bullets Fly () is a 2010 action comedy film written and directed by Jiang Wen, based on a story by Ma Shitu (), a famous Sichuanese writer.  The film is set in Sichuan during the 1920s when the bandit Zhang (Jiang Wen) descends upon a town posing as its new governor.  The film also stars Chow Yun-fat, Ge You, Carina Lau, Chen Kun and Zhou Yun.

Gone with the Bullets: Gone with the Bullets (Chinese: 一步之遥) is a 2014 Chinese film directed by Jiang Wen and also starring Jiang Wen, Ge You, Zhou Yun and Shu Qi.  Production started on location in Beijing at the China Film Group studio in Huairou on October 2, 2013.  Production wrapped before the Chinese New Year holiday.  The film was released on December 18, 2014.  It was screened in the main competition section of the 65th Berlin International Film Festival.

In the Heat of the Sun: In the Heat of the Sun is a 1994 Chinese film directed and written by Jiang Wen.  This was Jiang Wen's first foray into directing after years as a leading man.  The film is based loosely on author Wang Shuo's novel "Wild Beast".

Drugstore Cowboy: Drugstore Cowboy is a 1989 American crime drama film directed by the American filmmaker Gus Van Sant.  Written by Van Sant and Daniel Yost, and based on an autobiographical novel by James Fogle, the film stars Matt Dillon, Kelly Lynch, Heather Graham and William S. Burroughs.  It was Van Sant's second film as director.

The Sun Also Rises (2007 film): The Sun Also Rises () is a 2007 film directed, produced and co-written by Chinese director Jiang Wen starring Joan Chen, Anthony Wong, Jaycee Chan, and Jiang Wen himself.  This movie is the polyptych of interconnected stories in different time-zones, shifting between a Yunnan village, a campus, and the Gobi Desert.  This movie was screened in competition at the Venice International Film Festival and nominated for Golden Lion but lost to Ang Lee's historical thriller "Lust, Caution".  This film also premiered at the 2007 Toronto International Film Festival on September 9, and was nominated for Achievement in Cinematography at the 2007 Asia Pacific Screen Awards.

Gerry (2002 film): Gerry is a 2002 American drama film directed by Gus Van Sant and starring Matt Damon and Casey Affleck, who also co-wrote the film with Van Sant.  It is the first film of Van Sant's "Death Trilogy", three films based on deaths that occurred in real life, and is succeeded by "Elephant" (2003) and "Last Days" (2005).

Jiang Wen: Jiang Wen (born 5 January 1963) is a Chinese film actor, screenwriter, and director.  As a director, he is sometimes grouped with the "Sixth Generation" that emerged in the 1990s.  Jiang is also well known internationally as an actor, having starred with Gong Li in Zhang Yimou's debut film "Red Sorghum" (1986), and more recently as Baze Malbus in the Star Wars anthology film "Rogue One" (2016).  He is the older brother of fellow actor Jiang Wu.

Gus Van Sant: Gus Green Van Sant, Jr. (born July 24, 1952) is an American film director, screenwriter, painter, photographer, musician and author who has earned acclaim as both an independent and more mainstream filmmaker.  His films typically deal with themes of marginalized subcultures, in particular homosexuality; as such, Van Sant is considered one of the most prominent auteurs of the New Queer Cinema movement.

Supporting paragraphs: Gus Van Sant Jiang Wen
Answer: Gus Green Van Sant, Jr.