diff --git a/src/main/c/Georg/tictactoe.c b/src/main/c/Georg/tictactoe.c
index 0818463..241ee34 100644
--- a/src/main/c/Georg/tictactoe.c
+++ b/src/main/c/Georg/tictactoe.c
@@ -129,6 +129,7 @@ int startMenu( int code ){
 }
 
 void printBoard(){
+    // calculate the size of the board and print the upper frame
     for( int i = 0; i < BORAD_SIZE*4+1; i++ ){
         printf("-");
     }
@@ -147,6 +148,7 @@ void printBoard(){
         printf( "\n" );
     }
 
+    // calculate the size of the board and print the upper frame
     for( int i = 0; i < BORAD_SIZE*4+1; i++ ){
         printf("-");
     }
@@ -165,8 +167,8 @@ int* getMarkerParameters( char* input ){
     int firstArgument = input[index-1] - '0';
     int secondArgument = input[index+1] - '0';
 
-    array[0] = firstArgument-1;
-    array[1] = secondArgument-1;
+    array[0] = firstArgument-1; // return x
+    array[1] = secondArgument-1; // return y
 
     return array;
 }
@@ -195,9 +197,9 @@ void handleGame(){
 
     // gameCommand processing
     if( gameCommand == 1 ) { // set marker in field
-        int* params = getMarkerParameters( input );
-        setBoardMarker( GAME.board, params );
-        free(params);
+        int* params = getMarkerParameters( input ); // get the x and y values
+        setBoardMarker( GAME.board, params ); // apply the x and y values in the field
+        free(params); // prent memory leakage
 
         printBoard();
 
@@ -211,17 +213,16 @@ void handleGame(){
 
 bool playerHasWon( bool board[BORAD_SIZE][BORAD_SIZE]){
     bool player = 1;
-    // Überprüfe Zeilen und Spalten
     for (int i = 0; i < 3; i++) {
-        // Überprüfe Zeilen
+        // check the rows
         if ((board[i][0] == player && board[i][1] == player && board[i][2] == player) ||
-            // Überprüfe Spalten
+            // check the columns
             (board[0][i] == player && board[1][i] == player && board[2][i] == player)) {
             return true;  // Spieler hat gewonnen
         }
     }
 
-    // Überprüfe Diagonalen
+    // check the diagonal line
     if ((board[0][0] == player && board[1][1] == player && board[2][2] == player) ||
         (board[0][2] == player && board[1][1] == player && board[2][0] == player)) {
         return true;  // Spieler hat gewonnen