Did M2 , M3 , and M4 influence M1 's director and writer and influence a screenwriter
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x1 ns:film.director.film M1 .
?x1 ns:film.writer.film M1 .
M2 ns:influence.influence_node.influenced ?x0 .
M2 ns:influence.influence_node.influenced ?x1 .
M3 ns:influence.influence_node.influenced ?x0 .
M3 ns:influence.influence_node.influenced ?x1 .
M4 ns:influence.influence_node.influenced ?x0 .
M4 ns:influence.influence_node.influenced ?x1
}