For example:
Alice (Fordlindon, 7 armies, 3 lost) attacked Bob (Harlindon, 1 armies, 1 lost), conquering it. 4 armies advanced.
Alice (Harlindon, 4 armies, 3 lost) attacked Bob (The Shire, 13 armies, 0 lost), failing to conquer.
Comments?
Good idea. Often you are not sure how many armies ...