Question: The book on which the film The Diary of Anne Frank was based was written in what language?

Context paragraphs:
Anne no Nikki: Anne no Nikki (アンネの日記 ) , also known as The Diary of Anne Frank, is a 1995 Japanese anime film based on Anne Frank's "The Diary of a Young Girl".  It is a feature film by Madhouse, was directed by Akinori Nagaoka and released August 19.

Das Tagebuch der Anne Frank: Das Tagebuch der Anne Frank ("Anne Frank's diary") is a 2016 film directed by German Hans Steinbichler.  It tells the story of Anne Frank, the Jewish girl who went into hiding with her family in Amsterdam and became a victim of the Holocaust.  The film is based on Anne Frank's famous diary.  The world premiere was held at February, 16 in a special presentation for young people during the 66th Berlin International Film Festival.  It was listed as one of eight films that could be the German submission for the Best Foreign Language Film at the 89th Academy Awards, but it was not selected.

The Short Life of Anne Frank: The Short Life of Anne Frank (Dutch: "Het Korte Leven van Anne Frank" ) is a 2001 Dutch television documentary film about the life of diarist Anne Frank.  It was directed by Gerrit Netten.  The film was narrated by several actors, including Jeremy Irons, Joachim Krol, and Bram Bart.  Thekla Reuten and Nicky Mark Morris provided voices for Anne Frank.  The film includes the only known footage of Anne Frank (taken in 1941), a video of Otto Frank in English (taken in the 1960s), and some pages from the original diary of Anne Frank are also videoed in the film.

The Diary of Anne Frank (radio play): Anne Frank: The Diary of a Young Girl is an original radio play by author Meyer Levin (1905–1981).  It was adapted from Levin’s original stage dramatization of the same name, adapted from "The Diary of a Young Girl", Anne Frank's diary.  It aired on CBS on September 18, 1952, the eve of Rosh Hashanah, to critical acclaim, and again in November 1952.

Anne Frank Educational Centre: The Anne Frank Educational Centre (German: "Bildungsstätte Anne Frank") was founded in 1997 and is located in the neighbourhood of Dornbusch, Frankfurt am Main in Germany where Anne Frank was born.  The Centre is supported by the Anne-Frank-Fonds in Basel.  In their work, the Centre uses the biography and the diary of Anne Frank as a unique tool to promote tolerance and educate people about the consequences of Nazism, discrimination and racism.

The Diary of Anne Frank (1967 film): The Diary of Anne Frank was a 1967 TV film based on the book "The Diary of a Young Girl" by Anne Frank.  The teleplay was directed by Alex Segal and it was adapted from play of the same name by Albert Hackett and Frances Goodrich.  The film starred Max von Sydow, Diana Davila, Peter Beiger, Theodore Bikel and Lilli Palmer.

Anne Frank tree: The Anne Frank tree (Dutch: Anne Frankboom or, incorrectly, "Anne Frank boom") was a horse-chestnut tree ("Aesculus hippocastanum") in the city center of Amsterdam that was featured in Anne Frank's "The Diary of a Young Girl".  Anne Frank described the tree from The Annexe, the building where she and her family were hiding from the Nazis during World War II.

Anne Frank: The Whole Story: Anne Frank: The Whole Story is a two-part mini-series based on the book "" by Melissa Müller.  The mini-series aired on ABC on May 20 and 21, 2001.  The series starred Ben Kingsley, Brenda Blethyn, Hannah Taylor-Gordon, and Lili Taylor.  Controversially, but in keeping with the claim made by Melissa Müller, the series asserts that the anonymous betrayer of the Frank family was the office cleaner, when in fact the betrayer's identity has never been established.  A disagreement between the producers of the mini-series and the Anne Frank Foundation about validity of this and other details led to the withdrawal of their endorsement of the dramatization, which prevented the use of any quotations from the writings of Anne Frank appearing within the production.  Hannah Taylor-Gordon received both Golden Globe and Emmy Award nominations for her performance as Anne Frank, while Ben Kingsley won a Screen Actors Guild Award for his performance as Otto Frank, Anne's father.  It is revealed in the miniseries that the cleaning lady of Opekta betrayed Anne and her family.

The Diary of Anne Frank (1959 film): The Diary of Anne Frank is a 1959 film based on the Pulitzer Prize winning play of the same name, which was based on the diary of Anne Frank.  It was directed by George Stevens, with a screenplay by Frances Goodrich and Albert Hackett.  It is the first film version of both the play and the original story, and features three members of the original Broadway cast.

The Diary of a Young Girl: The Diary of a Young Girl, also known as The Diary of Anne Frank, is a book of the writings from the Dutch language diary kept by Anne Frank while she was in hiding for two years with her family during the Nazi occupation of the Netherlands.  The family was apprehended in 1944, and Anne Frank died of typhus in the Bergen-Belsen concentration camp in 1945.  The diary was retrieved by Miep Gies, who gave it to Anne's father, Otto Frank, the family's only known survivor, just after the war was over.  The diary has since been published in more than 60 languages.

Supporting paragraphs: The Diary of Anne Frank (1959 film) The Diary of a Young Girl
Answer: Dutch