what is the {type of kinship} for {Prince George of Cambridge} has {relative} as {Charles, Prince of Wales} ?
What does relate Prince George of Cambridge to Prince Charles of Wales?
What is the type of kinship between Prince George of Cambridge and Prince Charles of Wales?
SELECT ?k WHERE { ?m property:relative resource:Charles,_Prince_of_Wales . resource:Prince_George_of_Cambridge property:relative ?m . ?m property:kinship_to_subject ?k }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q13590412> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1038> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q43274> .
?statement <http://www.wikidata.org/entity/P1039> ?value. 
} 

SELECT ?value WHERE { wd:Q13590412 p:P1038 ?s . ?s ps:P1038 wd:Q43274 . ?s pq:P1039 ?value}