#15,487
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sixth
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EN Group 6, numbered by IUPAC style, is a group of elements in the periodic table.
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EN A period 6 element is one of the chemical elements in the sixth row (or period) of the periodic table of the elements, including the lanthanides.
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EN The 65th Group Army is a military formation of China's People's Liberation Army and one of three active group armies belonging to the Beijing Military Region.
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EN The Sixth Crusade started in 1228 as an attempt to regain Jerusalem.
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