Gomoku is an abstract board game that is played on a 19x19 board. The players take turns to place one pawn on the board with the goal of placing 5 uninterrupted pawns in a line that can be vertical, horizontal or diagonal. There are many variations of the standard rules that can be decided before starting the game.

• Three and Three

  players cannot place a pawn if it allows the creation of 2 (or more) lines of three pawns

• Four and Four

  players cannot place a pawn if it allows the creation of 2 (or more) lines of four pawns

• Handicap

  alternatively, if a player breaks the three and three rule for the first time, the opponent must place 2 pawns on his turn

• No restrictions

• Pro

  1. Player 1 must place his first pawn in the center of the board,
  2. Player 2 can place his pawn anywhere in the board
  3. Player 1 now must place his second pawn three intersections away from the center
  4. the game continues normally from here

• many others...

• Standard

  the player must line up only 5 pawns. Lines of 6 or more are called overlines and are not permitted

• Freestyle

  overlines can win the game

• Renju

  changes the size of the board to a 15x15

• Omok

  set of rules that include a standard board, Three and Three rule, and allows overlines

• many others...

Sources

• AI player uses code from DLV2 by Università della Calabria