question: Who influenced a founder and employee of M4 , M5 , and M6 and was influenced by M1 , M2 , and M3
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:influence.influence_node.influenced ?x1 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  ?x0 ns:influence.influence_node.influenced_by M3 .
  ?x1 ns:organization.organization_founder.organizations_founded M4 .
  ?x1 ns:organization.organization_founder.organizations_founded M5 .
  ?x1 ns:organization.organization_founder.organizations_founded M6 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M5 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M6
  }