Question: How many children did the person have that began their concerts with 'Hello, I'm Johnny Cash'?
SPARQL:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX dbo: <http://dbpedia.org/ontology/> SELECT DISTINCT (COUNT(?child) AS ?count) WHERE { ?uri rdf:type dbo:Person . ?uri dbo:child ?child . ?uri text:"began" . ?uri text:"concerts" . ?uri text:"Hello" . ?uri text:"I'm Johnny Cash" . }