what sports were included in the 1968 summer olympic games ?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.071t0 m.02vx4 m.06z6r m.01cgz m.06wrt m.06f41 m.07_53 m.02y8z m.0crlz m.018w8 m.03fyrh m.0486tv m.02bkg m.03hr1p m.07jjt m.0d1tm m.0dwxr m.01hp22 m.0bynt m.0849l m.0d1t3 m.064vjs m.096f8
Shooting sport Football Swimming Boxing Sailing Rowing Volleyball Fencing Water polo Basketball Greco-Roman wrestling Freestyle wrestling Diving Road cycling Track cycling Eventing Modern pentathlon Artistic gymnastics Track and field athletics Olympic weightlifting Dressage Canoe Sprint Show jumping
class entity
olympics.olympic_sport m.0l998
olympics.olympic_sport olympics.olympic_games
Olympic discipline 1968 summer olympic games
none none
olympics.olympic_sport.olympic_games_contested
Olympic games contested
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 :olympics.olympic_sport . 
VALUES ?x1 { :m.0l998 } 
?x0 :olympics.olympic_sport.olympic_games_contested ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND olympics.olympic_sport (JOIN olympics.olympic_sport.olympic_games_contested m.0l998))