Jul 8, 2010

Gokigen Nakabisha ; Go-Hachi Kin Migi Kyusen declined

Shogi News : The 23rd Ryuo sen tournament

11 : 15 P.M. (JST) , 7 July 2010 , after 140 moves , TOBE won this game . He will have next game of this tournament with MURAYAMA .

You can see the original game record on the Net .
(Flash version , written in Japanese language)
(Java version , written in Japanese language)

Sente : NAKAMURA Taichi (4 dan)
Gote : TOBE Makoto (6 dan)

(diagram 1)

1.P-2f P-3d
2.P-7f P-5d
3.P-2e R-5b
4.G4i-5h K-6b
5.S-4h B-3c
6.Bx3c+ Nx3c
7.K-6h R-2b
8.K-7h S-4b
9.K-8h K-7b
10.L-9h R-2a
11.P-1f K-8b
12.K-9i S-7b
13.S-8h S-5c
14.P-3f G-4b
15.G5h-6h P-9d
16.P-9f P-8d
17.P-5f S-6d
18.G-7i S-6e
(diagram 1)

TOBE selected Gokigen Nakabisha as the opening of this game . NAKAMURA moved up his right Gold with 4.G4i-5h and TOBE declined Go-Hachi Kin migi Kyusen by 4...K-6b .

After exchanging the Bishops , both players developed their each camp . NAKAMURA started making Ibisha Anaguma and TOBE made Kata mino gakoi .

TOBE pushed the 8th file Pawn with 16...P-8d to develop his Kakoi to Kata Ginkanmuri . But before developed it , TOBE advanced the left Silver with 18...S-6e aiming at both of 7f & 5f-Pawn .

(diagram 2)

19.B*7e G4b-5b
20.Bx8d B*6d
21.S-3g Sx7f
22.G6h-7h S-6e
23.P-4f S-8c
24.B-3i G-7b
25.G-7g G-5c
26.P-6f Sx5f
27.P-6e Sx6e
28.R-6h S6e-7d
29.G-7f Nx2e
30.P*7e Nx3g=
31.Nx3g S*8e
32.G-6f P*8f
33.R-6g S-6e
34.Gx6e S-7f
35.Gx6d Gx6d
36.R-5g G*6f
37.R-5h Px8g+
38.Sx8g Sx8g+
39.Bx6f S*6g
40.R-2h S-7f+
41.B-3c+ P*8f
42.P*8h P-9e
43.N*6h +Sx7e
44.B*6i +Sx9h
(diagram 2)

NAKAMURA dropped a Bishop with 19.B*7e forking both of the 4b-Gold and the 8d-Pawn . TOBE also dropped a Bishop with 20...B*6d attacking the 2h-Rook .

TOBE developed his Kakoi to Kata Ginkanmuri and drove away NAKAMURA's Bishop . NAKAMURA advanced the 6th file Pawn , sacrificed it and ranged the Rook with 28.R-6h to attack TOBE's 6d-Bishop .

After some moves , TOBE sacrificed his Bishop and continued attacking NAKAMURA's Ibisha Anaguma .

(diagram 3)

45.Kx9h Px9f
46.N-7g P-3e
47.K-8i Px3f
48.Bx3f P*3b
49.+B-4b L*3e
50.B-6i Lx3g+
51.R-2e +S-6f
52.G*7f +Sx7f
53.Nx7f P-9g+
54.K-7h G-5e
55.S*6g G*5g
56.N-8e Gx6g
57.Kx6g S*6f
58.K-7h N*7e
59.S*5h P-8g+
60.Px8g +Px8g
61.K-6h N-6g+
62.K-5i +Nx5h
63.Bx5h S-5g+
64.S*4i +P-7g
65.P*6h S*4h
66.K-6i Sx4i=
67.Bx4i G-6f
68.P*7h +Px7f
69.Nx7c+ Nx7c
70.P*8d +S-5h
(diagram 3)

After 140 moves , TOBE won the game .

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