question: Were M2 , M6 , and M7 influenced by a Spanish person and influenced by M3 , M4 , and M5
query: SELECT count(*) WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:people.person.nationality ns:m.06mkj .
  M2 ns:influence.influence_node.influenced_by ?x0 .
  M2 ns:influence.influence_node.influenced_by M3 .
  M2 ns:influence.influence_node.influenced_by M4 .
  M2 ns:influence.influence_node.influenced_by M5 .
  M6 ns:influence.influence_node.influenced_by ?x0 .
  M6 ns:influence.influence_node.influenced_by M3 .
  M6 ns:influence.influence_node.influenced_by M4 .
  M6 ns:influence.influence_node.influenced_by M5 .
  M7 ns:influence.influence_node.influenced_by ?x0 .
  M7 ns:influence.influence_node.influenced_by M3 .
  M7 ns:influence.influence_node.influenced_by M4 .
  M7 ns:influence.influence_node.influenced_by M5
  }