|Connect4 is a two-player abstract board game played on an 8x8 square board.|
|The objective of Connect4 is to place four stones in a row (horizontally, vertically or diagonally). The first one who achieves this goal wins the game.|
Connect4 is played on an 8x8 square board. Each player has an allocated color, usually Yellow and Red.
The game begins with an empty board.
Players move alternately, starting with the player with the yellow stones.
On each turn a player drops one stone of his color along one of the board columns. A stone falls down until it reaches the bottom of the board or another stone of either color:
the 2nd yellow stone is dropped