basic form: subject predicate object .
common abbreviations: s p o1 , o2 .
and s p1 o1 ; p2 o2 .
dc:title rdf:type rdf:Property ; rdfs:label "Title" .
anonymous nodes expressed as a '[' ']' pair:
dc:title renderedAs [ http:ContentLength "17056" ] .
a similar syntax expresses formulae. use '{' '}' instead of '[' ']'.
also expresses for each and there exists semantics:
this log:forAll :x, :y. {:x :parent :y} log:implies {:y :child :x}.
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