diff --git a/src/main/c/Georg/tictactoe.c b/src/main/c/Georg/tictactoe.c
index 4f0b919..2e900d6 100644
--- a/src/main/c/Georg/tictactoe.c
+++ b/src/main/c/Georg/tictactoe.c
@@ -14,11 +14,11 @@ struct usrCommand COMMANDS[MAX_COMMANDS] = {
 };
 
 void startTicTacToe(){
-    setbuf(stdout, 0);
+    setbuf(stdout, 0); // for debug output
     printf( "%s\n", getWelcomeMessageTicTacToe() );
     printf( "%s\n\n", getRulesMessageTicTacToe() );
 
-    GAME = createTicTacToe();
+    GAME = createTicTacToe(); // create the "game object"
 
     while( GAME.currentState != -1 ){
         commandFunction usrCommand;
@@ -26,7 +26,7 @@ void startTicTacToe(){
         usrCommand = getCommandById( GAME.currentState + 1);
 
         if( usrCommand != NULL)
-            usrCommand(0);
+            usrCommand(0); // 0, for non test behavior
         else{
             printf("command not found");
             return;