public int compare(String o1, String o2) {
		String[] split1 = o1.split(" ");
		String[] split2 = o2.split(" ");

		if (split1[0].compareTo(split2[0]) == 0) {
			int i1 = getRomaNumber(split1[1]);
			int i2 = getRomaNumber(split2[1]);
			return i1 == i2 ? 0 : i1 > i2 ? 1 : -1;
		}

		return split1[0].compareTo(split2[0]);
	}