Name the F1 racer with relative as Ralf Schumacher and has child named Mick Schumacher?
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/relatives> <http://dbpedia.org/resource/Ralf_Schumacher> . ?uri <http://dbpedia.org/ontology/child> <http://dbpedia.org/resource/Mick_Schumacher>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/FormulaOneRacer>}
Ralf_Schumacher Mick_Schumacher