Question: Which filmmaker, Roland Joffé or Tommy Wiseau, is known for more Oscar-winning movies?

Context paragraphs:
The Disaster Artist (film): The Disaster Artist is a 2017 American biographical comedy-drama film produced and directed by James Franco.  Written by Scott Neustadter and Michael H. Weber, based on Greg Sestero's non-fiction book of the same name, the film chronicles the making of Tommy Wiseau's 2003 cult film "The Room".  The film stars James and Dave Franco as Wiseau and Sestero, alongside a supporting cast featuring Seth Rogen, Alison Brie, Ari Graynor, Josh Hutcherson and Jacki Weaver.

The House That Drips Blood on Alex: The House That Drips Blood on Alex is a 2010 comedy horror short starring Tommy Wiseau.  The film was written by sketch comedy group Studio8.  It first aired October 14, 2010 on Comedy Central and was released online at atom.com.  It was also included as an extra on the DVD compilation of "The Tommy Wi-Show", a web series also created by Studio8 and starring Wiseau.

Roland Joffé: Roland Joffé (born 17 November 1945) is an English-French film director who is known for the Oscar-winning movies "The Killing Fields" and "The Mission".  He began his career in television.  His early television credits included episodes of "Coronation Street" and an adaptation of "The Stars Look Down" for Granada.  He gained a reputation for hard-hitting political stories with the series "Bill Brand" and factual dramas for "Play for Today".

The Room (film): The Room is a 2003 American independent romantic drama film starring, written, directed, and produced by Tommy Wiseau.  The film is primarily centered on a melodramatic love triangle among an amiable banker named Johnny (Wiseau), his deceptive future wife Lisa (Juliette Danielle), and his conflicted best friend Mark (Greg Sestero).  A significant portion of the film is dedicated to a series of unrelated subplots, most of which involve at least one supporting character and are unresolved due to the film's inconsistent narrative structure.  In an interview, included as a special feature on the DVD of the film, Wiseau briefly describes the title as alluding to the potential of a room to be the site of both good and bad events; according to Sestero, the stage-play script from which the film's script is derived took place in a single room.

Best F(r)iends: Best F(r)iends is an upcoming American comedy thriller film directed and co-produced by Justin MacGregor, written and co-produced by Greg Sestero, as well as co-produced by Kristopher MacGregor.  It stars Sestero and Tommy Wiseau, reuniting them fourteen years after the cult classic "The Room", while also including Paul Scheer.

You and I (2011 film): You and I (Russian: Ты и я ; also known by its working title, Finding t.A.T.u.) is a 2011 drama-film directed by Roland Joffé, an English-French film director who is known for his Oscar nominated movies "The Killing Fields" and "The Mission", depicting a fictionalised version of real events adapted from the novel "t.A.T.u. Come Back".  The film features Mischa Barton, Anton Yelchin, Charlie Creed-Miles, Helena Mattsson, Alexander Kaluzhsky, Bronson Pinchot and Shantel VanSanten.  The film is about a teenage girl, Lana, who moves from a rural town in Russia to Moscow, completely unaware that meeting an internet girlfriend, Janie, will result in a string of adventures.

The Disaster Artist: The Disaster Artist is an award-winning 2013 non-fiction book written by Greg Sestero and Tom Bissell.  Sestero reveals the troubled development and production of the 2003 cult film "The Room" while detailing his own struggles as a starving young actor and his relationship with the mysterious Tommy Wiseau.  The book focuses on the difficulties and odd experiences Sestero had behind the scenes and his unlikely friendship with Wiseau.  A film adaptation of the same name developed by Seth Rogen with James Franco directing, producing and starring as Tommy Wiseau along with Dave Franco as Greg Sestero premiered at South by Southwest on March 12, 2017.

Tommy Wiseau: Tommy Wiseau ( ) is a Polish-American actor and filmmaker.  He produced "The Room" (2003), which has been described by many critics as "one of the worst movies ever made" and has gained cult film status.  He also directed the 2004 documentary "Homeless in America" and the 2015 sitcom "The Neighbors".

The Neighbors (2015 TV series): The Neighbors is a sitcom created, written, directed, produced by, and starring Tommy Wiseau.  In Wiseau's first such creative excursion since his 2003 cult film "The Room", it is set in an apartment building and revolves around the lives of the various tenants and their interactions with the "manager", Charlie, played by Wiseau.  Four episodes were released on Hulu Plus on March 14, 2015.  Two additional episodes were released on May 26, 2015.

Rowan Joffé: Rowan Marc Joffé (born 1973) is a British screenwriter and director.  He is the son of director Roland Joffé and actress Jane Lapotaire, and half-brother of actress Nathalie Lunghi.

Supporting paragraphs: Roland Joffé Tommy Wiseau
Answer: Roland Joffé