def right(dimension, position):
    """
       Return the position on any board with the given dimension immediately to
       the right of the given position.
       - None is returned if the generated position is outside the boundaries of
         a board with the given dimension.
       ASSUMPTIONS
       - The given position is a proper position for any board with the
         given dimension.
     """

    right_pos = (position[0] + 1, position[1])
    if position[0] == dimension:
        return None
    else:
        return right_pos