Question: Which work institutions of the Andrew Schally is the  alma mater of the Mara Eugenia Rojas Correa ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
SELECT DISTINCT ?uri WHERE { res:Andrew_Schally prop:workInstitutions ?uri. res:María_Eugenia_Rojas_Correa prop:almaMater ?uri}