"1854-02-18Z"^^ . . . . "J.J.M. de Groot"@en . "Jan Jakob Maria de Groot (18 February 1854 \u2013 24 September 1921) was a Dutch Sinologist and historian of religion. He taught at Leiden and later in Berlin, and is chiefly remembered for his monumental work, The Religious System of China, Its Ancient Forms, Evolution, History and Present Aspect, Manners, Customs and Social Institutions Connected Therewith."@en . "1921Z"^^ . "1921-09-24Z"^^ . "Dutch linguist" . . . . "1854Z"^^ . "Groot, Jan Jakob Maria de"@en . . .