Was M4 's actor a actor that M0 , M1 , M2 , and M3 influenced
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M4 .
?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
}