which was the initial union of soviet socialist republics space program?
Entity
m.0cvh6
Mars program
class entity literal
spaceflight.space_program m.05vz3zq 0^^http://www.w3.org/2001/XMLSchema#int
spaceflight.space_program spaceflight.space_program_sponsor type.datetime
Space program union of soviet socialist republics 0
none none argmin
spaceflight.space_program_sponsor.space_programs_sponsored spaceflight.space_program.started
Space programs sponsored Started
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 :spaceflight.space_program . 
VALUES ?x1 { :m.05vz3zq } 
{
SELECT (MIN(?y2) AS ?x2)  WHERE { 
?y0 :type.object.type :spaceflight.space_program . 
VALUES ?y1 { :m.05vz3zq } 
?y1 :spaceflight.space_program_sponsor.space_programs_sponsored ?y0 . 
?y0 :spaceflight.space_program.started ?y2 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y1 != ?y2  )
}
}
?x1 :spaceflight.space_program_sponsor.space_programs_sponsored ?x0 . 
?x0 :spaceflight.space_program.started ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(ARGMIN (AND spaceflight.space_program (JOIN (R spaceflight.space_program_sponsor.space_programs_sponsored) m.05vz3zq)) spaceflight.space_program.started)