Question: What company is the one which wrote the google web toolkit and PlayN?
SPARQL query: SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Google_Web_Toolkit> <http://dbpedia.org/ontology/author> ?uri. <http://dbpedia.org/resource/PlayN> <http://dbpedia.org/ontology/author> ?uri . }
Answer: The author of the Google Web Toolkit and PlayN is [Google].