question: Did M3 and M6 influence M4 and M5 and influence a Italian British person
query: 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
  }