the pieces can now move, but they are not constrained by rules yet.

Also, the blacks were the one starting, I switched it so the whites
could start first. Worked on the board class, especially userTouch to
solve the problem of pieces that couldn't move.

.settings/org.eclipse.core.resources.prefs

@@ -1,2 +1,3 @@
 eclipse.preferences.version=1
+encoding//src/backend/Board.java=UTF-8
 encoding/<project>=windows-1252

src/backend/Board.java

@@ -8,10 +8,14 @@ public class Board {
 	private int turnNumber;
 	private boolean isWhiteTurn;
 	ArrayList<Piece> pieces = new ArrayList<>();
+	private int selectedX = -1;
+	private int selectedY = -1;
 		
 	public Board(int colNum, int lineNum) {
-		this.colNum=colNum;
-		this.lineNum=lineNum;
+	    this.colNum = colNum;
+	    this.lineNum = lineNum;
+	    this.turnNumber = 0;
+	    this.isWhiteTurn = true;  // White starts first
 	}
 
 	public int getWidth() {
@@ -107,15 +111,60 @@ public class Board {
 	public ArrayList<Piece> getPieces() {
 		return pieces;
 	}
+	
+	public Piece getPieceAt(int x, int y) {
+	    Piece foundPiece = null;
+	    for (int i = 0; i < pieces.size(); i++) {
+	        Piece piece = pieces.get(i);
+	        if (piece.getX() == x && piece.getY() == y) {
+	            foundPiece = piece;
+	        }
+	    }
+	    return foundPiece;
+	}
 
 	public void userTouch(int x, int y) {
-		//TODO
-		
+	    System.out.println("userTouch triggered at: " + x + ", " + y);
+
+	    Piece selectedPiece = getPieceAt(selectedX, selectedY);
+	    Piece clickedPiece = getPieceAt(x, y);
+
+	    if (selectedPiece == null) {
+	        if (clickedPiece != null && clickedPiece.isWhite() == isWhiteTurn) {
+	            System.out.println("Selecting piece at: " + x + ", " + y);
+	            selectedX = x;
+	            selectedY = y;
+	        } else {
+	            System.out.println("No valid piece to select at: " + x + ", " + y);
+	        }
+	        return;
+	    }
+
+	    if (x == selectedX && y == selectedY) {
+	        System.out.println("Unselecting piece at: " + x + ", " + y);
+	        selectedX = -1;
+	        selectedY = -1;
+	        return;
+	    }
+
+	    if (clickedPiece != null) {
+	        System.out.println("Capturing piece at: " + x + ", " + y);
+	        pieces.remove(clickedPiece);
+	    }
+
+	    System.out.println("Moving piece to: " + x + ", " + y);
+	    selectedPiece.setX(x);
+	    selectedPiece.setY(y);
+
+	    turnNumber++;
+	    isWhiteTurn = !isWhiteTurn;
+
+	    selectedX = -1;
+	    selectedY = -1;
 	}
 
 	public boolean isSelected(int x, int y) {
-		//TODO
-		return false;
+	    return x == selectedX && y == selectedY;
 	}
 	
 	/* saving-loading feature :*/