what is the {determination method} for {stroke} has {genetic association} as {ALDH2} ?
What stroke is known as ALDH2?
Give me the name of  determination method for stroke has genetic association as ALDH2 ?
SELECT ?w WHERE { ?x property:genetic_association resource:ALDH2 . ?x property:determination_method ?w . resource:stroke property:genetic_association ?x }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q12202> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2293> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q14911781> .
?statement <http://www.wikidata.org/entity/P459> ?value. 
} 

SELECT ?value WHERE { wd:Q12202 p:P2293 ?s . ?s ps:P2293 wd:Q14911781 . ?s pq:P459 ?value}