private Combination<Colors> generateAttemptCombination10() {
	    List<Token<Colors>> attemptTokens = new ArrayList<Token<Colors>>();
	    attemptTokens.add(new Token<Colors>(Colors.W));
	    attemptTokens.add(new Token<Colors>(Colors.W));
	    attemptTokens.add(new Token<Colors>(Colors.W));
	    attemptTokens.add(new Token<Colors>(Colors.W));
	    attemptTokens.add(new Token<Colors>(Colors.Y));  
	    
	    return new Combination<Colors>(attemptTokens);
}