Rules of Go-Moku

Object of the Game

On a 15x15 board, each player tries to create a line of 5 (or more) pieces of their colour while trying to prevent their opponent from doing the same thing.

Movement Rules

On your turn, you place a piece of your colour wherever you desire on the board.

          A B C D E F G H J K L M N O P 
      15  . . . . . . . . . . . . . . .  15
      14  . . . . . . . . . . . . . . .  14
      13  . . . . . . . . . . . . . . .  13
      12  . . . . . . . . . . . . . . .  12
      11  . . . . . . . . . . . . . . .  11
      10  . . . . . . . . . . . . . . .  10
       9  . . . . . . . . . . . . . . .   9
       8  . . . . . . . . . . . . . . .   8
       7  . . . . . . . . . . . . . . .   7
       6  . . . . . . . . . . . . . . .   6
       5  . . . . . . . . . . . . . . .   5
       4  . . . . . . . . . . . . . . .   4
       3  . . . . . . . . . . . . . . .   3
       2  . . . . . . . . . . . . . . .   2
       1  . . . . . . . . . . . . . . .   1
          A B C D E F G H J K L M N O P 

         Figure 1 -- Empty Go-moku Board

After the third piece (Ohs second move) is played, the Eks player has the option of swapping colours. This is an attempt to balance the first move advantage.