Was M4 's producer influenced by M0 , M1 , and M2 , influenced by M3 , and influenced by a film editor
SELECT count(*) WHERE {
?x0 ns:film.producer.film|ns:film.production_company.films M4 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by M0 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:influence.influence_node.influenced_by M3 .
?x1 a ns:film.editor
}