Understanding set theory

Understanding OOP theory

#include <Vector>
#include <Map>
#include <String>

struct MaleAuthorityPair{
  Male* male;
  AuthorityClass* authority;
}

class Female{
public:
  Male* getBoyfriend();
  virtual bool askForSex(AuthorityClass* autorityClass);
  std::vector<String> frequentlyUsedPhrases;
  small int maxFrequentlyUsedPhrases;
  virtual std::vector<MaleAuthorityPair>* getMaleFriends;

protected:
  virtual bool AssertAutorityOfNewCommer(Man* newCommer)){
    return newCommer->getAutority() > boyFriend->getAutority();    
  }
  
private:
  Male* boyFriend;
  std::vector<MaleAuthorityPair> CandidateBoyFriends;
  std::vector<MaleAuthorityPair> maleFriends;
  std::vector<Female> femaleFriends;  
  std::map<String, String> PoliteTranslatePhraseTable;  
//for example TranslatePhraseTable<"don't call me anymore"> = I'll call you later
}


class Wife : public Female{
public:
  Husband* husband;
  virtual bool askForSex(AuthorityClass* autorityClass);
  bool giveMoney(Currency* amount);
  bool TakeForAWalk(AuthorityClass* autorityClass);  
  virtual std::vector<MaleAuthorityPair>* getMaleFriends{
    return void;
  }
protected:
  void BeginTalking();
  void StopTalking();
  Currency askHusbandForMoney(Currency minAmount);
  void GoShoping();
  void GoMallShopping(Mall* mall);
  virtual bool AssertAutorityOfNewCommer(Male* newCommer){
    return newCommer->getAutority() > husband->getAutority();    
  }
  int detectLovers();

private:
  std::vector<MaleAuthorityPair> lovers;
  int detectLoversOfHusband();
  bool findBeaterForLoversOfHusband();
}