@prefix : <#> . 
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . 
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .

:claims a rdf:Property ;
        rdfs:range rdf:Statement . 

[ a foaf:Person; foaf:name "Alice"]
           :claims [ a rdf:Statement ;
                         rdf:subject   :Bob ;
                         rdf:predicate foaf:age ;
                        rdf:object    "23"^^xsd:integer 
                       ] .