{ "items" : [
    { "id" : "http://dbpedia.org/resource/Hopf–Rinow_theorem"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Hopf–Rinow theorem is a set of statements about the geodesic completeness of Riemannian manifolds. It is named after Heinz Hopf and his student Willi Rinow, who published it in 1931."] } } }
