Were M4 , M5 , and M6 produced by and executive produced by a film producer that M1 , M2 , and M3 were edited by
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:film.editor.film M1 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.editor.film M3 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M5 ns:film.film.executive_produced_by ?x0 .
M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M6 ns:film.film.executive_produced_by ?x0 .
M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}