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[  Graph |  ]  KB:  SUMO Language:  ChineseLanguageChinesePinyinWritingChineseSimplifiedWritingChineseTraditionalLanguageEnglishLanguageFrenchLanguageGermanLanguageHindiItalianLanguageJapaneseLanguagePortugueseLanguageSpanishLanguageSwedishLanguagecbczdehirosvtg   Formal Language:  OWLSUO-KIFTPTPtraditionalLogic

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Sigma version 3.0 is open source software produced by Articulate Software and its partners