Question: Which are the side effects of Penicillin G?
SPARQL:
SELECT DISTINCT ?s 
WHERE { 
        ?x owl:sameAs <http://www4.wiwiss.fu-berlin.de/drugbank/resource/drugs/DB01053>. 
        ?x <http://www4.wiwiss.fu-berlin.de/sider/resource/sider/sideEffect> ?s.
}