Was M1 a person influenced by M3 , M4 , and M5 and influenced by a film editor
SELECT count(*) WHERE {
?x0 a ns:film.editor .
M1 a ns:people.person .
M1 ns:influence.influence_node.influenced_by ?x0 .
M1 ns:influence.influence_node.influenced_by M3 .
M1 ns:influence.influence_node.influenced_by M4 .
M1 ns:influence.influence_node.influenced_by M5
}