Sep 1, 2011

MARUYAMA won the 2nd game !




Shogi News ; The 24th Ryuo sen ; challenger deciding 3 games match


10:02 P.M. (JST) , 31 August 2011 , after 87 moves , MARUYAMA won the 2nd game of this match .

Then the score of this match becomes "KUBO 1 --- 1 MARUYAMA" , and the winner of the next game will become the challenger of the 24th Ryuo sen title match .



You can see the original game record on the Net .
http://live.shogi.or.jp/ryuou/kifu/ryuou20110831.html
(Flash version , written in Japanese language)
http://live.shogi.or.jp/ryuou/kifu/ryuou20110831_j.html
(Java version , written in Japanese language)

http://kifulog.shogi.or.jp/ryuou/
(Official blog about Ryuo sen , written in Japanese language)


Sente : MARUYAMA Tadahisa (9 dan)
Gote : KUBO Toshiaki (Osho , Kio)

(diagram 1)

1.P-2f P-3d
2.P-7f P-5d
3.P-2e R-5b
4.K-6h P-5e
5.S-4h B-3c
6.P-3f K-6b
7.S-3g S-7b
8.S-4f K-7a
9.K-7h S-4b
10.S-6h G-3b
11.S-4e B-2b
12.P-2d Px2d
13.Sx3d R-5a
(diagram 1)


KUBO selected Gokigen Nakabisha , his favorite strategy , in this game . MARUYAMA quickly advanced his right Silver before he completed the Kakoi , selecting Chosoku San-Nana Gin senpou , a popular counter-plan against Gokigen nakabisha .

After strengthen the Kakoi with 10.S-6h, MARUYAMA started attacking KUBO's Bishop head with 11.S-4e . KUBO backed his Bishop with 11...B-2b and Rook with 13...R-5a to prepare the battle .

(diagram 2)

14.Rx2d S-3c
15.P*2c Sx2d
16.Px2b+ Gx2b
17.B*4b R*2g
18.P*2h Rx4g+
19.G4i-5h +Rx3f
20.Sx4c= +Rx7f
21.B-7g S-3c
22.Bx5a+ Gx5a
23.R*5c G-6b
24.Rx5e+ B*6e
25.S-5b+ Bx2i+
26.P*3d Sx3d
27.+Sx6b Kx6b
28.G*6f
(diagram 2)

MARUYAMA sacrificed his Rook and captured the 2b-Bishop , and he dropped the Bishop with 17.B*4b to continue attacking . KUBO also tried to attack MARUYAMA's camp , however , until 28.G*6f , MARUYAMA seemed to get a great advantage .

(diagram 3)

28...+R-7d
29.G-7e P*5d
30.+R-1e S*3c
31.Gx7d +Bx7d
32.Bx3c+ Gx3c
33.R*2b B*3b
34.S*4b G*2c
35.+R-2d P*3a
36.Sx3a+ Gx2b
37.+Rx2b R*4b
38.G*4a Bx4a
39.+Rx4b B-5b
40.R*4a G*6a
41.Rx6a+ Sx6a
42.G*5c K-7b
43.Gx5b +B-6d
44.+R-5a resigns
(diagram 3)

After 87 moves , MARUYAMA won the game .

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