what is the theme of the latest roller coaster?
Entity
m.0x1m9wq
Snow White and the Seven Dwarfs
class class literal
amusement_parks.ride_theme amusement_parks.roller_coaster 0^^http://www.w3.org/2001/XMLSchema#int
amusement_parks.ride_theme amusement_parks.roller_coaster type.datetime
Amusement Ride Theme Roller Coaster 0
none none argmax
amusement_parks.ride.theme amusement_parks.ride.opened
Theme Opened
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 :amusement_parks.ride_theme . 
?x1 :type.object.type :amusement_parks.roller_coaster . 
{
SELECT (MAX(?y2) AS ?x2)  WHERE { 
?y0 :type.object.type :amusement_parks.ride_theme . 
?y1 :type.object.type :amusement_parks.roller_coaster . 
?y1 :amusement_parks.ride.theme ?y0 . 
?y1 :amusement_parks.ride.opened ?y2 . 
FILTER ( ?y0 != ?y1 && ?y0 != ?y2 && ?y1 != ?y2  )
}
}
?x1 :amusement_parks.ride.theme ?x0 . 
?x1 :amusement_parks.ride.opened ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(ARGMAX amusement_parks.ride_theme (JOIN (R amusement_parks.ride.theme) amusement_parks.ride.opened))