Question: Was Charlemagne canonized by antipope pachal 3?
SPARQL query: ASK WHERE { <http://dbpedia.org/resource/Charlemagne> <http://dbpedia.org/property/canonizedBy> <http://dbpedia.org/resource/Antipope_Paschal_III> }
Answer: [Yes], Antipope Paschal III canonized Charlemagne.