package com.company;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        String chosenMember = scanner.nextLine();
        FamilyMember familyMember = new FamilyMember();
        familyMember.setName(chosenMember);
        boolean foundMember = false;

        List<FamilyMember> familyTree = new ArrayList<>();
        familyTree.add(familyMember);

        String input = "";
        int myIndex = 0;

        while (true)
        {
            input = scanner.nextLine();
            if (input.contains("-"))
            {
                String[] tokens = input.split(" - ");
                if (Character.isLetter(tokens[0].charAt(0)) && Character.isLetter(tokens[1].charAt(0)))
                {
                    String firstPersonName = tokens[0];
                    String secondPersonName = tokens[1];

                    for (int i = 0; i < familyTree.size(); i++) {
                        var currentMember = familyTree.get(i);
                        if (currentMember.getName().equals(firstPersonName))
                        {
                            foundMember = true;
                            myIndex = i;
                            break;
                        }
                    }

                    if (foundMember)
                    {
                        familyTree.get(myIndex).getChildren().add(secondPersonName);
                    }
                    else {
                        FamilyMember familyMember1 = new FamilyMember();
                        familyTree.add(familyMember1);
                        familyMember1.setName(firstPersonName);
                        familyMember1.getChildren().add(secondPersonName);
                    }
                    foundMember = false;
                    myIndex = 0;

                    for (int i = 0; i < familyTree.size(); i++) {
                        var currentMember = familyTree.get(i);
                        if (currentMember.getName().equals(secondPersonName))
                        {
                            foundMember = true;
                            myIndex = i;
                            break;
                        }
                    }

                    if (foundMember)
                    {
                        familyTree.get(myIndex).getParents().add(firstPersonName);
                    }
                    else {
                        FamilyMember familyMember1 = new FamilyMember();
                        familyTree.add(familyMember1);
                        familyMember1.setName(secondPersonName);
                        familyMember1.getParents().add(firstPersonName);
                    }
                    foundMember = false;
                    myIndex = 0;

                }
                else if (Character.isLetter(tokens[0].charAt(0)) && Character.isDigit(tokens[1].charAt(0)))
                {
                    String firstPersonName = tokens[0];
                    String secondPersonBirthday = tokens[1];

                    for (int i = 0; i < familyTree.size(); i++) {
                        var currentMember = familyTree.get(i);
                        if (currentMember.getBirthday().equals(secondPersonBirthday))
                        {
                            foundMember = true;
                            myIndex = i;
                            break;
                        }
                    }

                    if (foundMember)
                    {
                        familyTree.get(myIndex).getParents().add(firstPersonName);
                    }
                    else {
                        FamilyMember familyMember1 = new FamilyMember();
                        familyTree.add(familyMember1);
                        familyMember1.setBirthday(secondPersonBirthday);
                        familyMember1.getParents().add(firstPersonName);
                    }

                    foundMember = false;
                    myIndex = 0;

                    for (int i = 0; i < familyTree.size(); i++) {
                        var currentMember = familyTree.get(i);
                        if (currentMember.getName().equals(firstPersonName))
                        {
                            foundMember = true;
                            myIndex = i;
                            break;
                        }
                    }

                    if (foundMember)
                    {
                        familyTree.get(myIndex).getChildren().add(secondPersonBirthday);
                    }
                    else {
                        FamilyMember familyMember1 = new FamilyMember();
                        familyTree.add(familyMember1);
                        familyMember1.setName(firstPersonName);
                        familyMember1.getChildren().add(secondPersonBirthday);
                    }


                    foundMember = false;
                    myIndex = 0;
                }

            }

        }
    }
}