Were M4 and M5 influenced by a actor that M1 , M2 , and M3 were influenced by
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:influence.influence_node.influenced M1 .
?x0 ns:influence.influence_node.influenced M2 .
?x0 ns:influence.influence_node.influenced M3 .
M4 ns:influence.influence_node.influenced_by ?x0 .
M5 ns:influence.influence_node.influenced_by ?x0
}