Question: How many cars are the predecessor of cars similar to the Pontiac G8?
SPARQL:
SELECT DISTINCT COUNT(?uri) WHERE { <http://dbpedia.org/resource/Pontiac_G8> <http://dbpedia.org/ontology/relatedMeanOfTransportation> ?x . ?x <http://dbpedia.org/ontology/predecessor> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Automobile>}