Did M3 and M6 influence M4 and M5 and influence a Italian British person
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.nationality ns:m.03rjj .
?x0 ns:people.person.nationality ns:m.07ssc .
M3 ns:influence.influence_node.influenced ?x0 .
M3 ns:influence.influence_node.influenced M4 .
M3 ns:influence.influence_node.influenced M5 .
M6 ns:influence.influence_node.influenced ?x0 .
M6 ns:influence.influence_node.influenced M4 .
M6 ns:influence.influence_node.influenced M5
}