function find_friends_of_my_friends_by_id(myid, personid) { //znajduje przyjaciół moich przyjaciół po imieniu
    return instance.cypher("MATCH (me:Person)-[:friends {relation:'request_accepted'}]-(friends:Person)-[:friends {relation:'request_accepted'}]-(friend_of_myfriend:Person) WHERE id(me)="+myid+" AND id(friend_of_myfriend)="+personid+" RETURN friend_of_myfriend")
}