@prefix rdf: . @prefix xsd: . @prefix itsrdf: . @prefix nif: . a nif:Paragraph ; nif:beginIndex "194"^^xsd:nonNegativeInteger ; nif:endIndex "307"^^xsd:nonNegativeInteger ; nif:nextParagraph ; nif:referenceContext ; nif:superString . a nif:Paragraph ; nif:beginIndex "308"^^xsd:nonNegativeInteger ; nif:endIndex "631"^^xsd:nonNegativeInteger ; nif:nextParagraph ; nif:referenceContext ; nif:superString . a nif:Paragraph ; nif:beginIndex "717"^^xsd:nonNegativeInteger ; nif:endIndex "797"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString . nif:beginIndex "0"^^xsd:nonNegativeInteger ; nif:endIndex "797"^^xsd:nonNegativeInteger ; nif:firstSection ; nif:hasSection ; nif:isString "A system identifier is a document-processing construct introduced in the HyTime markup language as a supplement to SGML. It was subsequently incorporated into the HTML and XML markup languages. In HyTime, there are two kinds of system identifier: formal system identifier (FSI) and simple system identifier. In HTML and XML, a system identifier is a fragmentless URI reference. It typically occurs in a Document Type Declaration. In this context, it is intended to identify a document type which is used exclusively in one application, whereas a public identifier identifies a document type that may span more than one application. In the following example, the system identifier is the text contained within quotes: " ; nif:lastSection ; nif:predLang ; nif:sourceUrl . a nif:Phrase ; nif:anchorOf "Document Type Declaration" ; nif:beginIndex "403"^^xsd:nonNegativeInteger ; nif:endIndex "428"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Word ; nif:anchorOf "XML" ; nif:beginIndex "172"^^xsd:nonNegativeInteger ; nif:endIndex "175"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Phrase ; nif:anchorOf "markup languages" ; nif:beginIndex "176"^^xsd:nonNegativeInteger ; nif:endIndex "192"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Paragraph ; nif:beginIndex "632"^^xsd:nonNegativeInteger ; nif:endIndex "716"^^xsd:nonNegativeInteger ; nif:nextParagraph ; nif:referenceContext ; nif:superString . a nif:Phrase ; nif:anchorOf "URI reference" ; nif:beginIndex "363"^^xsd:nonNegativeInteger ; nif:endIndex "376"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Word ; nif:anchorOf "SGML" ; nif:beginIndex "115"^^xsd:nonNegativeInteger ; nif:endIndex "119"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Word ; nif:anchorOf "HTML" ; nif:beginIndex "163"^^xsd:nonNegativeInteger ; nif:endIndex "167"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . nif:anchorOf "HyTime" ; nif:beginIndex "73"^^xsd:nonNegativeInteger ; nif:endIndex "79"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . a nif:Paragraph ; nif:beginIndex "0"^^xsd:nonNegativeInteger ; nif:endIndex "193"^^xsd:nonNegativeInteger ; nif:nextParagraph ; nif:referenceContext ; nif:superString . a nif:Phrase ; nif:anchorOf "public identifier" ; nif:beginIndex "546"^^xsd:nonNegativeInteger ; nif:endIndex "563"^^xsd:nonNegativeInteger ; nif:referenceContext ; nif:superString ; itsrdf:taIdentRef . nif:beginIndex "0"^^xsd:nonNegativeInteger ; nif:endIndex "797"^^xsd:nonNegativeInteger ; nif:firstParagraph ; nif:hasParagraph , , , , ; nif:referenceContext ; nif:superString ; "0"^^ .