question: Did M0 influence M1 , M2 , and M3 , influence M4 , marry M5 , and marry M6
query: SELECT count(*) WHERE {
  FILTER ( M0 != M5 ) .
  FILTER ( M0 != M6 ) .
  M0 ns:influence.influence_node.influenced M1 .
  M0 ns:influence.influence_node.influenced M2 .
  M0 ns:influence.influence_node.influenced M3 .
  M0 ns:influence.influence_node.influenced M4 .
  M0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M5 .
  M0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M6
  }