This HTML5 document contains 5 embedded RDF statements represented using HTML+Microdata notation.

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PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
n4grokbase.
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:301678434
rdf:type
prov:Entity
prov:value
Taking the example of XML, CSS, HTML, ECMAScript or other languages (maybe the JVM, I do not know exactly), there is version numbers for the specification, that are different of the version numbers of the implementations.
prov:wasQuotedFrom
n4:com
Subject Item
isap:284180634
prov:wasDerivedFrom
isa:301678434
Subject Item
isap:456936572
prov:wasDerivedFrom
isa:301678434