what is the {object has role} for {Siméon Denis Poisson} has {doctoral advisor} as {Pierre-Simon Laplace} ?
What role did Simeon Denis Poison take with Pierre-Simon Laplace?
Tell me the role of Simeon Denis Poison with Pierre-Simon Laplace?
SELECT ?v WHERE { ?b property:object_has_role ?v . resource:Siméon_Denis_Poisson property:doctoral_advisor ?b . ?b property:doctoral_advisor resource:Pierre-Simon_Laplace }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q190772> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P184> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q44481> .
?statement <http://www.wikidata.org/entity/P3831> ?value. 
} 

SELECT ?value WHERE { wd:Q190772 p:P184 ?s . ?s ps:P184 wd:Q44481 . ?s pq:P3831 ?value}