the atari-st and atari stacy had who as their key designer?
Entity
m.0xwj
Atari
class entity entity
computer.computer_designer m.03mbwj5 m.0x35
computer.computer_designer computer.computer computer.computer
Computer Designer Atari STacy atari-st
none none none
computer.computer_designer.computers_designed computer.computer.key_designers
Computers Designed Key Designers
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 :computer.computer_designer . 
VALUES ?x1 { :m.03mbwj5 } 
VALUES ?x2 { :m.0x35 } 
?x0 :computer.computer_designer.computers_designed ?x1 . 
?x2 :computer.computer.key_designers ?x0 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND computer.computer_designer (AND (JOIN computer.computer_designer.computers_designed m.03mbwj5) (JOIN (R computer.computer.key_designers) m.0x35)))