question: Were M3 and M5 executive produced by M4 and written by a male person whose sibling was influenced by M2
query: SELECT count(*) WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:people.person.gender ns:m.05zppz .
  ?x0 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x1 .
  ?x1 ns:influence.influence_node.influenced_by M2 .
  FILTER ( ?x0 != ?x1 ) .
  M3 ns:film.film.executive_produced_by M4 .
  M3 ns:film.film.written_by ?x0 .
  M5 ns:film.film.executive_produced_by M4 .
  M5 ns:film.film.written_by ?x0
  }