오목
The double three is forbidden for both sides. Overlines win.
The Korean game, played on a 15×15 or 19×19 board.
目的
- Be the first to make a line: 5 or more in a row wins.
盤
- A square board of 9, 13, 15, 19 lines; 9×9 by default.
手順
- Players take turns placing one stone on an empty point.
- A full board with no line is a draw.
細則
- Black may not make a double three (三三). Those points are marked on the board and cannot be played. A five wins even when the same stone would make a forbidden shape.
- White may not make a double three (三三). Those points are marked on the board and cannot be played. A five wins even when the same stone would make a forbidden shape.
- Black always opens.
- Openings on offer: Free, Pro, Long Pro, Swap, Swap2.
- The threat reading, hints and the chance-of-winning bar apply.
- 15×15 or 19×19.