a system age of 1e+07 indicates which star system?
Entity
m.02wbnmn
HD 98800
class literal
astronomy.star_system 1e+07^^http://www.w3.org/2001/XMLSchema#float
astronomy.star_system type.float
Star System 1e+07
none none
astronomy.star_system.system_age
System Age
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.star_system . 
VALUES ?x1 { "1e+07"^^<http://www.w3.org/2001/XMLSchema#float> } 
?x0 :astronomy.star_system.system_age ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND astronomy.star_system (JOIN astronomy.star_system.system_age 1e+07^^http://www.w3.org/2001/XMLSchema#float))