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SuperMemo World sp. z o.o., ul. Grunwaldzka 104, 60-307 Poznań, Poland, Company registered in the Register of Entrepreneurs maintained by the District Court in Poznan, 8th Commercial Division of the National Court Register, KRS: 0000027598, Share capital: 70,000 PLN, NIP: 782-22-16-681, REGON: 634210318