Did M0 's editor influence a film producer and influence a film editor
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced ?x2 .
?x1 a ns:film.editor .
?x2 a ns:film.producer
}