. "A triple consisting of a predicate, a subject, and an object." . . "A name of a property, defining specific meaning for the property" . . "An unordered collection" . . "An ordered collection" . . "A collection of alternatives" . . "Identifies the property used in a statement when representing the statement in reified form" . . . . "Identifies the resource that a statement is describing when representing the statement in reified form" . . . "Identifies the object of a statement when representing the statement in reified form" . . "Identifies the Class of a resource" . . "Identifies the principal value (usually a string) of a property when the property value is a structured resource" .