Question: List softwares written in C++ and runs on Mac OS ?
SPARQL:
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/operatingSystem> <http://dbpedia.org/resource/Mac_OS> . ?uri <http://dbpedia.org/ontology/programmingLanguage> <http://dbpedia.org/resource/C++>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Software>}