Was a actor that a film director influenced , M4 was influenced by , and a film editor was influenced by M2
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x1 a ns:film.director .
M2 a ns:film.actor .
M2 ns:influence.influence_node.influenced ?x0 .
M2 ns:influence.influence_node.influenced M4 .
M2 ns:influence.influence_node.influenced_by ?x1
}