there were 21 survivors in what aviation incident?
Entity Entity Entity Entity Entity
m.03cqh34 m.03wg2lh m.043ms87 m.04jd04x m.0wzptw3
KLM Cityhopper Flight 433 Alitalia Flight 4128 SA de Transport Aérien Flight 730 Sikorsky S-61N G-BEID crash Aeroflot Flight 528
class literal
aviation.airliner_accident 21^^http://www.w3.org/2001/XMLSchema#integer
aviation.airliner_accident type.int
Aviation incident 21
none none
aviation.airliner_accident.survivors
Survivors
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :aviation.airliner_accident . 
VALUES ?x1 { "21"^^<http://www.w3.org/2001/XMLSchema#integer> } 
?x0 :aviation.airliner_accident.survivors ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND aviation.airliner_accident (JOIN aviation.airliner_accident.survivors 21^^http://www.w3.org/2001/XMLSchema#integer))