what is the name of the astronomer that discovered 1973 colocolo?
Entity Entity
m.03gkyq m.0b7gsh
Carlos Torres S. Cofré
class entity
astronomy.astronomer m.03y18mt
astronomy.astronomer astronomy.astronomical_discovery
Astronomer 1973 Colocolo
none none
astronomy.astronomer.astronomical_objects_discovered
Astronomical objects discovered
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 :astronomy.astronomer . 
VALUES ?x1 { :m.03y18mt } 
?x0 :astronomy.astronomer.astronomical_objects_discovered ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND astronomy.astronomer (JOIN astronomy.astronomer.astronomical_objects_discovered m.03y18mt))