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