Gote Gokigen Nakabisha vs MARUYAMA's vaccin

Shogi game record : The 3rd Mynavi Joshi open

A shogi game of the Mynavi Joshi open between NAKAI and SAIDA started 11 November 2009 .

You can see the original game record on the Net .
http://mynavi-open.jp/091111/091111_nakai-saida_f.html
(Flash version , written in Japanese language)


Sente : NAKAI Hiroe (Jo-ryu 6 dan)
Gote : SAIDA Haruko (Jo-ryu 4 dan)

(diagram 1)

1.P-7f P-5d
2.P-2f P-3d
3.P-2e R-5b
4.Bx2b+ Sx2b
5.P-9f P-9d
6.S-7h K-6b
7.S-4h K-7b
8.P-4f S-3c
9.K-6h R-2b
10.S-4g K-8b
11.K-7i S-4d
12.G4i-5h S-7b
13.K-8h P-8d
14.P-6f S-8c
15.S-5f N-3c
16.S5f-6g G-7b
17.P-8f P-7d
18.N-7g R-2a
19.P-3f N-7c
20.S-8g G-4b
21.G-7h P-6d
22.G-4g P-1d
23.P-1f Nx2e
(diagram 1)

SAIDA selected Gokigen Nakabisha as the opening of this game , and NAKAI selected MARUYAMA's vaccin as her counter plan . During they were making their each Kakoi , SAIDA swung her Rook again with 9...R-2b making Mukai Bisha formation .

While SAIDA made Kata mino gakoi and developed it to Kata Ginkanmuri , NAKAI made Hidari mino and developed it to Diamond mino . After some moves , SAIDA started attacking with 23...Nx2e , Ni-Go Kei pon attack .

(diagram 2)

24.Rx2e P-2d
25.R-2h P-2e
26.R-6h P-2f
27.P-6e Nx6e
28.Nx6e R-6a
29.N*7g Px6e
30.G-5f N*7c
31.Nx6e Nx6e
32.P*6f Nx5g+
33.Gx5g G-5b
34.G-5f P-5e
35.G-6e P*6d
36.G-5d P-5f
37.R-5h B*5g
38.N*6h N*5e
39.Nx5f Nx6g+
40.Gx6g Bx4f+
41.Nx6d S*7i
(diagram 2)

NAKAI captured the 2e-Knight with 24.Rx2e , SAIDA advanced the 2nd file Pawn to attack NAKAI's Rook . NAKAI gave up the defense of the 2nd file and turned her Rook to 6h .

NAKAI started attacking the 6th file with 27.P-6e , and SAIDA's Rook came to the 6th file with 28...R-6a to join the battle . They roughly attacked each other .

(diagram 3)

42.K-7h G-5c
43.Nx7b+ Sx7b
44.B*3g +Bx3g
45.Nx3g B*4i
46.R-5g Gx5d
47.Kx7i P*5f
48.Gx5f P*5e
49.B*5b Px5f
50.N*7e Rx6f
51.R-7g Px7e
52.N*7d K-7c
53.P*6g G*6h
54.Kx6h Bx6g+
55.Rx6g Rx6g+
56.Kx6g R*5g
57.K-6h G*7g
58.K-7i R-5i+
59.P*6i N*6g
60.K-8i +Rx6i
61.K-9h K-6d
62.B*4f S-5e
63.R*6b P*6c
64.G*6f Sx4f
65.S*7c K-5c
66.Bx6c+ Sx6c
67.G*6d K-4d
68.Gx5d Sx5d
69.P*4e K-3c
70.resigns
(diagram 3)

After 138 moves , SAIDA won the game .