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Sensor designed to detect flame or fire
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Comparison of languages
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Type of pump
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Fictional character from The Promised Neverland
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6th episode of the 2nd season of Star Trek: The Original Series
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In mathematics, the Smith–Minkowski–Siegel mass formula (or Minkowski–Siegel mass formula) is a formula for the sum of the weights of the lattices (quadratic forms) in a genus, weighted by the reciprocals of the orders o
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Unsolved problem in mathematics
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Automated light fixtures
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Phenomenon associated with solid state storage
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Record label/runout coding
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History & culture · Challenging
Jewish coming of age rituals
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Tall structure for long-distance viewing
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Places & the world · Challenging
German fortification in the First World War
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Mathematical condition
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Solar car racing team
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Treaty ending the Third Anglo-Dutch War
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Everyday life · Challenging
Fictional family
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Hong Kong politician (born 1951)
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Audio-visual installation used in language teaching
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River in southwest England
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Entertainment franchise developed by Hasbro
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Form of securities fraud
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Bishop of London; Anglican saint
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Bilateral relations
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Class of American naval ships
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Technology available in World War I
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Chemical or nuclear explosion that occurs underwater
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English professional wrestler (born 1998)
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Soviet-era science fiction writers
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British radio sci-fi programme (1953–1958)
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