{
            "_:bnode12authoritiessubjectssh2002007922" : {
                        "<http://purl.org/vocab/changeset/schema#changeReason>": 
                                [
                                    { 
                                        "value" : "new",
                                        "type" : "literal",
                                        "datatype" : "<http://www.w3.org/2001/XMLSchema#string>"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#createdDate>": 
                                [
                                    { 
                                        "value" : "2002-07-08T00:00:00",
                                        "type" : "literal",
                                        "datatype" : "<http://www.w3.org/2001/XMLSchema#dateTime>"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#creatorName>": 
                                [
                                    { 
                                        "value" : "",
                                        "type" : "literal"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#subjectOfChange>": 
                                [
                                    { 
                                        "value" : "http://id.loc.gov/authorities/subjects/sh2002007922",
                                        "type" : "uri"
                                    }
                                ], 
                            "<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>": 
                                [
                                    { 
                                        "value" : "http://purl.org/vocab/changeset/schema#ChangeSet",
                                        "type" : "uri"
                                    }
                                ]
                        },
            
            "_:bnode20authoritiessubjectssh2002007922" : {
                        "<http://purl.org/vocab/changeset/schema#changeReason>": 
                                [
                                    { 
                                        "value" : "revised",
                                        "type" : "literal",
                                        "datatype" : "<http://www.w3.org/2001/XMLSchema#string>"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#createdDate>": 
                                [
                                    { 
                                        "value" : "2006-05-19T07:45:07",
                                        "type" : "literal",
                                        "datatype" : "<http://www.w3.org/2001/XMLSchema#dateTime>"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#creatorName>": 
                                [
                                    { 
                                        "value" : "",
                                        "type" : "literal"
                                    }
                                ], 
                            "<http://purl.org/vocab/changeset/schema#subjectOfChange>": 
                                [
                                    { 
                                        "value" : "http://id.loc.gov/authorities/subjects/sh2002007922",
                                        "type" : "uri"
                                    }
                                ], 
                            "<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>": 
                                [
                                    { 
                                        "value" : "http://purl.org/vocab/changeset/schema#ChangeSet",
                                        "type" : "uri"
                                    }
                                ]
                        },
            
            "<http://id.loc.gov/authorities/subjects/sh2002007922>" : {
                        "<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>": 
                                [
                                    { 
                                        "value" : "http://www.w3.org/2004/02/skos/core#Concept",
                                        "type" : "uri"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#changeNote>": 
                                [
                                    { 
                                        "value" : "_:bnode12authoritiessubjectssh2002007922",
                                        "type" : "bnode"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#changeNote>": 
                                [
                                    { 
                                        "value" : "_:bnode20authoritiessubjectssh2002007922",
                                        "type" : "bnode"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#example>": 
                                [
                                    { 
                                        "value" : "Reference under the headings [Mathematics; Ethnomathematics]",
                                        "type" : "literal"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#inScheme>": 
                                [
                                    { 
                                        "value" : "http://id.loc.gov/authorities/subjects",
                                        "type" : "uri"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#note>": 
                                [
                                    { 
                                        "value" : "Use as a topical subdivision under ethnic groups for works on their systems of mathematics. Also use under topical headings for works on the mathematics employed in those fields.",
                                        "type" : "literal"
                                    }
                                ], 
                            "<http://www.w3.org/2004/02/skos/core#prefLabel>": 
                                [
                                    { 
                                        "value" : "Mathematics",
                                        "type" : "literal",
                                        "lang" : "en"
                                    }
                                ]
                        }
    }