Was a Canadian person influenced by M2 and M3 and influenced by M4 , M5 , M6 , and M7 M0
SELECT count(*) WHERE {
M0 a ns:people.person .
M0 ns:influence.influence_node.influenced_by M2 .
M0 ns:influence.influence_node.influenced_by M3 .
M0 ns:influence.influence_node.influenced_by M4 .
M0 ns:influence.influence_node.influenced_by M5 .
M0 ns:influence.influence_node.influenced_by M6 .
M0 ns:influence.influence_node.influenced_by M7 .
M0 ns:people.person.nationality ns:m.0d060g
}