public class Color {
	
	private String name;

	private Color(String nm) { name = nm; }

	public String toString() { return name; }
	  
	public static final Color
	    COLORLESS = new Color("COLORLESS"),
	    WHITE = new Color("WHITE"),
	    BLACK = new Color("BLACK"),
	    BLUE = new Color("BLUE"),
		GREEN = new Color("GREEN"),
		RED = new Color("RED");
}