@Override
	public String toString() {
		String result="[";
		for(int i=0;i<this.size();i++) {
			String g=this.get(i);
			Integer id=GenreList.lowercaseValueToId.get(g.toLowerCase());
			if(id!=null) {
				result+="("+id.toString()+")";
			}
			result+=g;
			if(i+1<this.size()) {
				result+=", ";
			}
		}
		return result+"]";
	}