Were M2 , M3 , M4 , M5 , and M6 influenced by a Swedish screenwriter
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x0 ns:people.person.nationality ns:m.0d0vqn .
M2 ns:influence.influence_node.influenced_by ?x0 .
M3 ns:influence.influence_node.influenced_by ?x0 .
M4 ns:influence.influence_node.influenced_by ?x0 .
M5 ns:influence.influence_node.influenced_by ?x0 .
M6 ns:influence.influence_node.influenced_by ?x0
}