Question: What role did Lhakpa Tsamchoe play in the 1997 American biographical war drama film based on a 1952 book written by Heinrich Harrer?

full_context: Document 1: Tenzing Sonam: Tenzing Sonam (born 16 January 1959) is a Tibetan film director, writer and essayist. He works through his production company, White Crane Films, which he runs with his partner, Ritu Sarin.
Document 2: Lhakpa Tsamchoe: Lhakpa Tsamchoe (born 1972) is an Indian born Tibetan actress. She is the first Tibetan woman ever to break into mainstream film; most famous for starring alongside Brad Pitt and David Thewlis in the 1997 Hollywood blockbuster "Seven Years in Tibet", in which she played Pema Lhaki, a Tibetan tailor and wife of Austrian mountaineer, Peter Aufschnaiter.
Document 3: Suchitra Pillai-Malik: Suchitra Pillai, is an Indian actress, model, anchor, and VJ born on 27 August1970. A graduate in electronic engineering, she chose a career in arts over engineering. Apart from roles in movies including "Dil Chahta Hai" (2001), "Page 3" (2005), "Laaga Chunari Mein Daag" (2007), and "Fashion" (2008), Suchitra is a singer in the Indi pop and rock genre with an album "Such is Life" released in 2011 She is also an accomplished theater artiste.
Document 4: Seven Years in Tibet (1997 film): Seven Years in Tibet is a 1997 American biographical war drama film based on the 1952 book of the same name written by Austrian mountaineer Heinrich Harrer on his experiences in Tibet between 1944 and 1951 during World War II, the interim period, and the Chinese People's Liberation Army's invasion of Tibet in 1950. Directed by Jean-Jacques Annaud and starring Brad Pitt and David Thewlis, the score was composed by John Williams and features cellist Yo-Yo Ma.
Document 5: Shukseb Jetsun Choying Zangmo: Jetsunma Shukseb Jetsunma Choying Zangmo (1852–1953) was the most well known of the yoginis in the 1900s, and was considered an incarnation of Machig Lapdron. She was the abbess of Shukseb nunnery, and was a Nyingma Tibetan Buddhist teacher. She made the nunnery once again into a center for the special teachings of the Shugseb Kagyu. The nunnery still exists in Tibet today, and in fact is one of its most active nunneries.
Document 6: Garima Panta: Garima Panta (गरिमा पन्त) is actress of Nepal who became popular with her movie Jhola that portrays the sati system in Nepal. She also has featured as character Indra in the 2016 movie Teen Ghumti. Teen Ghumti is the film adaption of the popular novel Teen Ghumti/Tin Ghumti by popular Nepali politician and a prolific writer BP Koirala.
Document 7: Seven Years in Tibet: Seven Years in Tibet: My Life Before, During and After (1952; German: "Sieben Jahre in Tibet. Mein Leben am Hofe des Dalai Lama" ; 1954 in English) is an autobiographical travel book written by Austrian mountaineer Heinrich Harrer based on his real life experiences in Tibet between 1944 and 1951 during the Second World War and the interim period before the Communist Chinese People's Liberation Army invaded Tibet in 1950.
Document 8: Rescue Dawn: Rescue Dawn is a 2006 American epic war drama film written and directed by Werner Herzog, based on an adapted screenplay written from his 1997 documentary film "Little Dieter Needs to Fly". The film stars Christian Bale, and is based on the true story of German-American pilot Dieter Dengler, who was shot down and captured by villagers sympathetic to the Pathet Lao during an American military campaign in the Vietnam War. Steve Zahn, Jeremy Davies, Pat Healy, and Toby Huss also have principal roles. The film project, which had initially come together during 2004, began shooting in Thailand in August 2005.
Document 9: Danny Denzongpa: Danny Denzongpa (born 25 February 1948) is an Indian actor, singer and film director of Sikkimese Bhutia descent. He has mainly worked in Bollywood films, though he has also appeared in several Nepali, Tamil, Bengali and Telugu films. He has acted in about 190 Hindi films since 1971. In 2003, Denzongpa was awarded the Padma Shree, India's fourth highest civilian honour. His film career spans more than 4 decades. He has also starred in some international projects, the most famous being "Seven Years in Tibet" where he acted alongside Hollywood actor Brad Pitt. His best known villainous roles are in "Dhund", "36 Ghante", "Bandish", "Jeeo Aur Jeene Do", "Dharm Aur Qanoon" and "Agneepath" and is remembered for his performances in positive roles such as in "Fakira", "Chor Machaye Shor", "Devata (1978 film)", "Kalicharan", "Bulundi" and "Adhikar (1986 film)". His directorial venture "Phir Wahi Raat" was considered among the top five best horror suspense films of Hindi Cinema.
Document 10: Rekha Thapa: Rekha Thapa is a Nepali actress, model and film maker. She was a top ten finalist for Miss Nepal in 1999. Two years later she made her movie debut in Chhabiraj Ojha's "Hero". She has worked in around 200 Nepali movies and has gained popularity in the Nepali cine world because of her glamorous role. She owns the movie production house Rekha Entertainment. She won the CG Digital Film Awards for Best Actress, and in 2011 she also won the NEFTA Film Awards for Best Actress.
Document 11: The Flowers of War: The Flowers of War () is a 2011 Hong Kong/Chinese historical drama war film directed by Zhang Yimou, starring Christian Bale, Ni Ni, Zhang Xinyi, Tong Dawei, Atsuro Watabe, Shigeo Kobayashi and Cao Kefan. The film is based on a novella by Geling Yan, "13 Flowers of Nanjing", inspired by the diary of Minnie Vautrin. The story is set in Nanking, China, during the 1937 Nanking Massacre in the Second Sino-Japanese War. A group of escapees, finding sanctuary in a church compound, try to survive the plight and persecution brought on by the violent invasion of the city.
Document 12: Tibetan Institute of Performing Arts: The Tibetan Institute of Performing Arts (TIPA) was founded by Tenzin Gyatso, the 14th Dalai Lama on reaching McLeod Ganj, Himachal Pradesh, India in exile from Tibet in August 1959. It was then called Tibetan Music, Dance and Drama Society, which was one of the first institutes set up by the Dalai Lama, and was established to preserve Tibetan artistic heritage, especially opera, dance, and music.
Document 13: Enemy at the Gates: Enemy at the Gates is a 2001 French-American war film written and directed by Jean-Jacques Annaud and based on William Craig's 1973 nonfiction book "", which describes the events surrounding the Battle of Stalingrad in the winter of 1942 and 1943. The film's main character is a fictionalized version of sniper Vasily Zaytsev, a Hero of the Soviet Union during World War II. It includes a snipers' duel between Zaytsev and a "Wehrmacht" sniper school director, Major Erwin König.
Document 14: The Man Who Skied Down Everest: The Man Who Skied Down Everest is a documentary about Yuichiro Miura, a Japanese alpinist who skied down Mt. Everest in 1970. The film was produced by Canadian film maker Budge Crawley. Miura skied 6,600 feet (2000 m) in 2 minutes and 20 seconds and fell 1320 feet down the steep Lhotse face from the Yellow Band just below the South Col. He used a large parachute to slow his descent. He came to a full stop just 250 ft. from the edge of a bergschrund, a large, deep crevasse where the ice shears away from the stagnant ice on the rock face and begins to move downwards as a glacier.
Document 15: Peter Aufschnaiter: Peter Aufschnaiter (2 November 1899 – 12 October 1973) was a Tyrolean mountaineer, agricultural scientist, geographer, and cartographer. His experiences with fellow climber Heinrich Harrer during World War II were depicted in the 1997 film "Seven Years in Tibet".
ground_truth: Pema Lhaki