Vorsicht Spaghetti-Code! Wie verschachtel ich meine If-Anweisung???

Code (Java):

package games;

import java.util.Scanner;
import javax.swing.*;
import java.util.Arrays;

public class AlphaBetaChess {
   
     static String chessBoard[][]={
                {"r","k","b","q","a","b","k","r"}, //Lowercase are black
                {"p","p"," ","p","p","p","p","p"},
                {" "," "," "," "," "," "," "," "},
                {" "," ","p","P"," "," "," "," "},
                {" "," "," "," "," "," "," "," "},
                {" "," "," "," "," "," "," ","...

Vorsicht Spaghetti-Code! Wie verschachtel ich meine If-Anweisung???

Vorsicht Spaghetti-Code! Wie verschachtel ich meine If-Anweisung???