Question: Which developer of Go was also the predecssor of X compnay ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Go_(programming_language)> <http://dbpedia.org/ontology/developer> ?uri. <http://dbpedia.org/resource/X_(company)> <http://dbpedia.org/property/predecessor> ?uri}