Mack: The Berlin Defence: A Novel"That afternoon, Lothar sat down opposite Lev Ivanov, and with a furrowed brow, determinedly pushed his Kings pawn forward two squares, punching down the clock as he did so. When Ivanov ventured a Sicilian Defence, Lothar sacrificed first a Knight and then a Rook for a raging attack." Lothar Hartmann dreams of reaching the big time in chess. Overcoming the mind games of his opponents at the chessboard is a challenge in itself, but how will he cope