établissements_et_périodes_d'affiliation_d'une_personne.req

SELECT
?labelEtab
(COUNT(DISTINCT ?these) AS ?number_of_theses)
(GROUP_CONCAT(DISTINCT ?date ; separator=' - ') AS ?list_of_dates)
(GROUP_CONCAT(DISTINCT ?etab ; separator=' - ') AS ?list_of_etabs)
WHERE {
?these a bibo:Thesis.
?these marcrel:ths <http://www.idref.fr/031999182/id>.
?these marcrel:dgg ?etab.
?etab a foaf:Organization.
?etab skos:prefLabel ?labelEtab.
?these <http://purl.org/dc/elements/1.1/date> ?date.
}