This, sir, is a great game. Please check out the rules here: http://www.abstractgamesmagazine.com/epaminondas.html
The only drawback to it is that it takes so long to set up. I know, I’m such a whiner. :)
...as crafted by Jason Scharlach & Robert Hahn
1. O’s win in 3
. . . . X X O O . X . . . . . . . . O . . . . . . . . . . . . . . . O . . . . . . . . . . . . . . . . . . . . . . . X . . X . .
2. O’s win in 3
O O X X . . . . . . . . . . . . . . . . X O . X . . X . . O . . X O . . . . . X . . . . . . . . . . . . . . . . X . . . X . O .
3. O’s win in 4
. X X . . . . . . . . . . . . . . . O . X . O X . X . X . . . X X . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
see here: http://www.abstractgamesmagazine.com/epaminondas.html for rules. If you like playing abstract games, then I’d recommend you take a subscription to their magazine out, then.