@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix dctype: <http://purl.org/dc/dcmitype/> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix ns0: <http://www.w3.org/2006/time#> .
@prefix label: <http://purl.org/net/vocab/2004/03/label#> .

<http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.turtle> rdf:type foaf:Document ,
                                                                              dctype:Text ;
                                                                     foaf:primaryTopic <http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z> ;
                                                                     dct:hasFormat <http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.rdf> ,
                                                                                   <http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.html> ,
                                                                                   <http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.json> ;
                                                                     foaf:topic <http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z> .

<http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.rdf> rdf:type dctype:Text ,
                                                                           foaf:Document ;
                                                                  dc:format "application/rdf+xml" ;
                                                                  rdfs:label "RDF/XML" .

<http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.html> rdf:type dctype:Text ,
                                                                            foaf:Document ;
                                                                   dc:format "text/html" ;
                                                                   rdfs:label "HTML" .

<http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z.json> rdf:type dctype:Text ,
                                                                            foaf:Document ;
                                                                   dc:format "application/json" ;
                                                                   rdfs:label "JSON" .

<http://placetime.com/instant/gregorian/1977-01-18T04:00:00Z> rdf:type ns0:Instant ;
                                                              rdfs:label "1977-01-18T04:00:00Z" ;
                                                              rdfs:comment "The exact instant of four o'clock in the morning, UTC, on the eighteenth day of the month of January in year nineteen hundred and seventy seven of the Gregorian calendar." .

rdf:type rdfs:label "type" ;
         label:plural "types" ;
         label:inverseSingular "is type of" .

foaf:primaryTopic rdfs:label "primary topic" ;
                  label:plural "primary topics" ;
                  label:inverseSingular "is the primary topic of" .

foaf:topic rdfs:label "topic" ;
           label:plural "topics" ;
           label:inverseSingular "is a topic of" .

rdfs:label rdfs:label "label" ;
           label:plural "labels" ;
           label:inverseSingular "is label of" .

rdfs:comment rdfs:label "comment" ;
             label:plural "comments" ;
             label:inverseSingular "is comment of" .