diff --git a/resources/pieces.png b/pieces.png
similarity index 100%
rename from resources/pieces.png
rename to pieces.png
diff --git a/src/backend/Board.java b/src/backend/Board.java
index 4623d10..0b67a55 100644
--- a/src/backend/Board.java
+++ b/src/backend/Board.java
@@ -3,19 +3,29 @@ package backend;
 import java.util.ArrayList;
 
 public class Board {
+	private int colNum;
+	private int lineNum;
+	private Piece[][] board;
 
 	public Board(int colNum, int lineNum) {
-		//TODO
+		this.colNum= colNum;
+		this.lineNum= lineNum;
+		this.board= new Piece[lineNum][colNum];
+	}
+	private void startBoard() {
+		for (int row=0; row<lineNum;row++) {
+			for (int col=0; col<colNum;col++) {
+				board[row][col]=null;
+			}
+		}
 	}
 
 	public int getWidth() {
-		//TODO
-		return 0;
+		return colNum;
 	}
 
 	public int getHeight() {
-		//TODO
-		return 0;
+		return lineNum;
 	}
 
 	public int getTurnNumber() {