Question: Paul Greengrass was nominated for an Academy Award for the 2010 movie made from a screenplay written by whom?

Context paragraphs:
Paul Greengrass: Paul Greengrass (born 13 August 1955) is an English film director, film producer, screenwriter and former journalist.  He specialises in dramatisations of real-life events and is known for his signature use of hand-held cameras.  His early film "Bloody Sunday" won the Golden Bear at 52nd Berlin International Film Festival.  Other films he has directed include three in the "Bourne" action/thriller series: "The Bourne Supremacy" (2004), "The Bourne Ultimatum" (2007), and "Jason Bourne" (2016); "United 93" (2006), for which he won the BAFTA Award for Best Director, and received an Academy Award for Best Director nomination, "Green Zone" (2010) and "Captain Phillips" (2013).  In 2004 he co-wrote and produced the film "Omagh", which won British Academy Television Award.

Jason Bourne (film): Jason Bourne is a 2016 American action thriller film directed by Paul Greengrass and written by Greengrass and Christopher Rouse.  It is the fifth installment of the "Bourne" film series and a direct sequel to "The Bourne Ultimatum" (2007).  Matt Damon reprises his role as the main character, former CIA assassin and psychogenic amnesiac Jason Bourne, following his absence in the previous installment "The Bourne Legacy" (2012).

Christian Clemenson: Christian Dayton Clemenson (born March 17, 1958) is an American film and television actor.  He is well known for his portrayal of Jerry "Hands" Espenson in the television series "Boston Legal", for which he was nominated for three Emmy Awards and winning the 2006 Emmy Award for Outstanding Guest Actor in a Drama Series.  He has appeared in a number of highly acclaimed films, including "Hannah and Her Sisters", "Broadcast News", "Apollo 13" and "The Big Lebowski", and portrayed Tom Burnett in Paul Greengrass' "United 93".  He most recently starred in "" as prosecutor William Hodgman.

Barry Ackroyd: Barry Ackroyd, BSC (born 12 May 1954) is an English cinematographer.  Ackroyd has frequently worked with British film director, Ken Loach as well as action film director Paul Greengrass.  He worked on Kathryn Bigelow's 2008 war film "The Hurt Locker" as well as the critically acclaimed 2013 biographical thriller "Captain Phillips", the former earning him an Academy Award nomination for Best Cinematography.  In 2014, Ackroyd became the president of the British Society of Cinematographers.

Branko Tomović: Branko Tomović (Serbian Cyrillic: "Бранко Томовић"; born June 17, 1980) is a German-Serbian actor.  He was born in Münster, Germany, though his actual origin is from the Carpathians in Serbia.  His parents emigrated in the '70s from the Golubac Fortress area on the Danube and Branko was raised between Germany and Serbia before he studied acting at the prestigious Lee Strasberg Theatre Institute in New York City.  Tomović was first seen on the big screen in the lead role in the American Film Institute/Sundance drama "Remote Control", for which he received the OmU-Award at the Potsdam Film Festival.  Currently settled in London, with his dark, brooding looks he has appeared in striking roles on British Television.  He played the creepy main suspect Antoni Pricha, the Morgue Man, in Jack the Ripper thriller "Whitechapel", the pyromaniac Junky-Henchman Marek Lisowski in the final episodes of "A Touch of Frost" and Polish fighter pilot Miroslaw Feric in the World War II drama "The Untold Battle of Britain".  Tomovic has worked with internationally respected film directors as Ken Loach, Sönke Wortmann and Paul Greengrass.  He was named "One to Watch" by "Moviescope Magazine" in 2008 and recent film credits include The Bourne Ultimatum opposite Matt Damon (Dir.  Paul Greengrass), It's a Free World... (Dir.  Ken Loach), "The Wolf Man" (Dir.  Joe Johnston), "Pope Joan" (Dir.  Sönke Wortmann) and "Interview with a Hitman" (Dir.  Perry Bhandal).  In 2010, he won the 'Best Actor' Award at the San Francisco Short Film Festival and at The Accolade Film Awards for his performance as a Serbian soldier who is tormented by grief and guilt after being a witness of war crimes in the drama Inbetween.  He also stars opposite Debbie Harry in Jimmy Cauty's Road movie Believe the Magic and Steve Stone's ghost thriller Entity with Dervla Kirwan and Charlotte Riley.  Entity won two awards at the London Independent Film Festival 2013 and Best Film at the British Horror Film Festival where Branko was also nominated for Best Actor.  The British Filmmakers Alliance honoured him as Best International Actor for his role and he was also chosen as a Rising Star by Icon Magazine.  He is set to play the title character of Nikola Tesla in the upcoming bio-pic Tesla.  In 2014, he played Jack Bauer's right-hand man, the mysterious and dangerous Belcheck, next to Kiefer Sutherland in 24: Live Another Day.  He was also seen opposite Brad Pitt and Logan Lerman in David Ayer's WWII drama Fury.

The Theory of Flight: The Theory of Flight is a 1998 film directed by Paul Greengrass from a screenplay written by Richard Hawkins, starring Helena Bonham Carter and Kenneth Branagh.

Academy Award for Best Original Screenplay: The Academy Award for Best Original Screenplay is the Academy Award for the best screenplay not based upon previously published material.  It was created for 1940 as a separate writing award from the Academy Award for Best Story.  Beginning with the Oscars for 1957, the two categories were combined to honor only the screenplay.  In 2002, the name of the award was changed from Writing (Screenplay Written Directly for the Screen) to Writing (Original Screenplay).

Green Zone (film): Green Zone is a 2010 war thriller film directed by Paul Greengrass.  The storyline was conceived from a screenplay written by Brian Helgeland, based on a 2006 non-fiction book "Imperial Life in the Emerald City" by journalist Rajiv Chandrasekaran.  The book documented life within the Green Zone in Baghdad during the 2003 invasion of Iraq.

Oliver Wood (cinematographer): Oliver Wood is an English cinematographer, best known for his work on blockbuster action and comedy films such as "Die Hard 2, Face/Off", "Freaky Friday, ", and the "Bourne" franchise.  He has collaborated with directors like Paul Greengrass, John Woo, Renny Harlin, Ron Underwood, and Adam McKay, and was nominated for a BAFTA Award for Best Cinematography for "The Bourne Ultimatum."

Khalid Abdalla: Khalid Abdalla (Arabic: خالد عبد الله‎ ‎ , "Khālid ‘Abd Allāh"; born 26 October 1980) is a British Egyptian actor and activist.  He came to international prominence after starring in the 2006 Academy Award-nominated and BAFTA-winning film, "United 93".  Written and directed by Paul Greengrass, it chronicles events aboard United Airlines Flight 93, which was hijacked as part of the September 11 attacks.  Abdalla played Ziad Jarrah, the pilot and leader of the four hijackers on board the flight.  He starred as Amir in "The Kite Runner" and acted with Matt Damon in "Green Zone", his second film with director Paul Greengrass.  Abdalla appears as himself in Jehane Noujaim's documentary on the ongoing Egyptian revolution, "The Square", which won the Audience Award at Sundance Festival in 2013.

Supporting paragraphs: Paul Greengrass Green Zone (film)
Answer: Brian Helgeland