@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc11: <http://purl.org/dc/elements/1.1/> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/Madrid_terrorist_attacks>
  skos:definition "On March 11, 2004, terrorists detonated a series of bombs on four commuter trains heading toward Madrid, Spain. This intricate, well-coordinated act of terror, causing the deaths of 191 people and injuries to over 1,800, is considered the most grievous incident to have occurred in Europe in peacetime. [Source: <a href=\"https://sk.sagepub.com/reference/disasterrelief/n159.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Disaster Relief; Madrid Terrorist Attacks (2004)</a>]"@en ;
  dc11:end 2004 ;
  dc11:start 2004 ;
  dc11:date "2004" ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/terrorist_attacks> ;
  skos:prefLabel "Madrid terrorist attacks"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/concepts>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/Madrid_terrorist_attacks> .

<https://concepts.sagepub.com/social-science/concept/terrorist_attacks>
  skos:prefLabel "terrorist attacks"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Madrid_terrorist_attacks> .