About: http://dbpedia.org/resource/Category:Calendar

Property	Value
rdf:type	skos:Concept
rdfs:label	Calendar eras
skos:broader	dbpedia:Category:Calendars
skos:prefLabel	Calendar eras
is skos:subject of	dbpedia:Common_Era dbpedia:Before_Present dbpedia:Spanish_era dbpedia:Anno_Mundi dbpedia:Epoch_(reference_date) dbpedia:Chinese_era_name dbpedia:Era dbpedia:Astronomical_year_numbering dbpedia:Japanese_era_name dbpedia:Discordian_calendar dbpedia:Holocene_calendar dbpedia:Era_of_Martyrs dbpedia:Chula_Sakarat dbpedia:Byzantine_calendar dbpedia:Korean_era_name dbpedia:Ab_urbe_condita dbpedia:Anno_Domini dbpedia:Seleucid_era dbpedia:Buddhist_calendar dbpedia:Calendar_era dbpedia:Malayalam_calendar dbpedia:Ante_Christum_Natum dbpedia:Etos_Kosmou dbpedia:Pompeian_era dbpedia:Regnal_year

About: http://dbpedia.org/resource/Category:Calendar_eras