Knowledge Systems Laboratory, Stanford
University
3
RDF Statements
uResource
„Object in the
domain of discourse
E.g., Web page, portion
of Web page, Web site
„Denoted by resource identifier (i.e., object constant)
uProperty
„Binary relation
in the domain of discourse
>Used to describe a resource
„Relates
resources to other resources or to literals (constants)
uStatement
„Relational
sentence: (Property Subject Object)
I.e., a slot value
„Subject: a
resource
„Object:
resource identifier or XML primitive data type