Copyright (c) ?? ??
Gravity is played on an empty 8x8 board.
- Each player drops a stone on an empty cell.
gravitation of the board pulls the stone towards the edges
(check examples), until it reaches an edge or an already
||GOAL - A player wins when he makes an
orthogonal or diagonal 4 in-a-row.
If a stone
at cell  will be moved towards left, until cell a5.
If a stone at cell  will be moved towards the top, until cell d8.
If a stone at cell  will be moved towards top-left, until cell c6.
If a stone at cell  will be moved towards top-right, until cell h8.
Gravity can be played at Richardīs