PREFIX core: <http://vivoweb.org/ontology/core#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>

CONSTRUCT {
     ?educationalInstitution rdfs:label ?label
} WHERE {
     PERSON_URI core:advisorIn ?advisingRelationship .
     ?advisingRelationship core:advisee ?advisee .
     ?advisee core:educationalTraining ?educationalTraining .
     ?educationalTraining core:trainingAtOrganization ?educationalInstitution .
     ?educationalInstitution rdfs:label ?label
}