Question: What role did Lhakpa Tsamchoe play in the 1997 American biographical war drama film based on a 1952 book written by Heinrich Harrer?
Sentence (from "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.
Relevant evidence: Yes