diff --git a/Chess/cell.java b/Chess/cell.java
new file mode 100644
index 0000000..59e0913
--- /dev/null
+++ b/Chess/cell.java
@@ -0,0 +1,4 @@
+public class Cell {
+	private final Position position;
+	private boolean isEmpty;
+}
diff --git a/Chess/chess.java b/Chess/chess.java
new file mode 100644
index 0000000..b6589b2
--- /dev/null
+++ b/Chess/chess.java
@@ -0,0 +1,15 @@
+public class Chess {
+	private boolean isValidMove(Position position, Cell[][] board) {
+		// 1 Vérifier position finale bien valide
+		// 2 Vérifier que la configuration de l'échéquier autorise le déplacement.
+		// 3 On retourne
+	}
+
+	private boolean isCheck() {
+
+	}
+
+	private boolean isCheckMate() {
+
+	}
+}
diff --git a/Chess/main.java b/Chess/main.java
index 7cd72ec..ed883e0 100644
--- a/Chess/main.java
+++ b/Chess/main.java
@@ -1,26 +1,7 @@
 public class Main {
 	public static void main(String[] args) {
-		// Exmple de polymorphisme par hértiage
-		// On instancie sur la super classe
-		Animal dog = new Dog();
-		Animal cat = new Cat();
 
-		feed(dog);
-		feed(cat);
-	}
-
-	// On donne comme paramètre Animal pour généraliser la méthode
-	private static void feed(Animal animal) {
-		// Do something
-		System.out.println("test");
 	}
 }
 
 
-public abstract class Piece {
-	protected Position position;
-	protected into color;
-
-	public abstract boolean isValidMove(Position position, Cell[][] board);
-	public abstract String toString();
-}
diff --git a/Chess/piece.java b/Chess/piece.java
new file mode 100644
index 0000000..390c5ce
--- /dev/null
+++ b/Chess/piece.java
@@ -0,0 +1,9 @@
+public abstract class Piece {
+	protected Position position;
+	protected into color;
+
+	public abstract boolean isValidMove(Position position, Cell[][] board);
+	public abstract String toString();
+
+}
+
diff --git a/ChessV2/main.java b/ChessV2/main.java
new file mode 100644
index 0000000..e69de29