Was M0 a male British screenwriter that M2 influenced and was influenced by
SELECT count(*) WHERE {
M0 a ns:film.writer .
M0 ns:influence.influence_node.influenced M2 .
M0 ns:influence.influence_node.influenced_by M2 .
M0 ns:people.person.gender ns:m.05zppz .
M0 ns:people.person.nationality ns:m.07ssc
}