SELECT Uno.n
	FROM sparqltable( SELECT ?n
	WHERE{ 	
		?x rdf:type 'Played'.
		?x :Do?p.
		?p rdf:type 'Person'.		
		?p :name ?n.
	})Uno

WHERE Uno.n NOT IN(
SELECT Due.n
	FROM sparqltable( SELECT ?w ?n
	WHERE{ 	
		?z rdf:type 'Extraction'.
		?z :Compote ?w.
		?w rdf:type 'Wheel'.
		?x rdf:type 'Played'.
		?x :Do?p.
		?p rdf:type 'Person'.		
		?p :name ?n.
		?x :Object ?z.		

	})Due

WHERE Due.w NOT IN(
SELECT  Tre.r
	FROM sparqltable( SELECT ?r ?x ?p ?o
		 WHERE{ 
			?x rdf:type 'Played'.
			?x :Relatively ?r.
			?r rdf:type 'Wheel'.
			?x :Do ?y.
			?y rdf:type 'Person'.
			?y :name ?p.
			?x :Object ?o.
		
	})Tre
))