# A two-player board game, like tic-tac-toe, chess, etc:

board = [ [...], [...], [...], ... ]


def makeMove(who) :
    """makeMove tries to make a player's next move.
       parameter: who - string naming the player ("X" or "O")
    """
    move = raw_input("Player" + who + " : Type the coordinates of the move: ")
    coordinates = move.split(",")
    row_coordinate = int(coordinates[0])
    column_coordinate = int(coordinates[1])
    # do  who's  move ... to come


game_on = True

while game_on :
    # print the board ... to come
    makeMove("X")
    makeMove("O")

# The new function makes the strategy easier to follow
#   and makes the program easier to modify/improve