P177 CEEFAX 177 Thu 21 Oct 21:14/29     FROM   NEWSROUND     NEWSR UND  CHESS WATCH   UPDATE  20th game TIMES WORLD CHESS CHAMPIONSHIP Garry Kasparov has won the World Chess Championship after drawing the 20th game with Nigel Short. REPORT ON 185   SCORE   KASPAROV SHORT  12\ 7\ -5-upppppppppppppppppppppppppppppppppz  PP Info Politics Main News Top Sport