11th Pro Pairgo Cup - 2004/2005

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# The 11th Pro Pairgo Tournament Dec 2004 / Jan 2005

Sixteen pairs compete. In the first round opponents are chosen by drawing lots. In the second round winners play against losers. The four pairs who won twice proceed to the third round. The four pairs who lost twice are out. The eight pairs who won once and lost once play a decision game on 9x9 to determine four more pairs admitted to the third round. The quarterfinal puts the four double winners against the four survivors of the decision round. After this the tournament is a knockout one, with 8, 4, 2 pairs playing in the third round (quarterfinal), the semifinal and the final, respectively.

Dates: 2004-12-04 (1st and 2nd round and 9x9 decision games), 2004-12-11 (quarterfinal and semifinal), 2005-01-23 (final and exhibition game, in Beijing).

Time is 30 seconds per move plus ten times 1 minute.

# | date | black | white | result
--- | --- | --- | --- | ---
1 | 2004-12-04 | Hyonjon Kim & Hane Naoki | Konishi Kazuko & Ishida Yoshio | W+R
1 | 2004-12-04 | Inori Yoko & Kato Masao | Suzuki Ayumi & Ryu Shikun | W+R
1 | 2004-12-04 | Okada Yumiko & Takemiya Masaki | Yashiro Kumiko & Kobayashi Koichi | B+R
1 | 2004-12-04 | Ashida Isoko & Rin Kaiho | Ogawa Tomoko & Cho Chikun | W+R
1 | 2004-12-04 | Kato Keiko & O Rissei | Osawa Narumi & Imamura Toshiya | W+0.5
1 | 2004-12-04 | Umezawa Yukari & O Meien | Mannami Kana & Takao Shinji | B+4.5
1 | 2004-12-04 | Aoki Kikuyo & Mimura Tomoyasu | Chinen Kaori & Yokota Shigeaki | B+R
1 | 2004-12-04 | Kato Tomoko & Yoda Norimoto | Kobayashi Izumi & Yamashita Keigo | B+1.5
2 | 2004-12-04 | Suzuki Ayumi & Ryu Shikun | Konishi Kazuko & Ishida Yoshio | B+R
2 | 2004-12-04 | Hyonjon Kim & Hane Naoki | Inori Yoko & Kato Masao | B+0.5
2 | 2004-12-04 | Ogawa Tomoko & Cho Chikun | Okada Yumiko & Takemiya Masaki | W+R
2 | 2004-12-04 | Yashiro Kumiko & Kobayashi Koichi | Ashida Isoko & Rin Kaiho | B+R
2 | 2004-12-04 | Osawa Narumi & Imamura Toshiya | Umezawa Yukari & O Meien | W+R
2 | 2004-12-04 | Kato Keiko & O Rissei | Mannami Kana & Takao Shinji | B+4.5
2 | 2004-12-04 | Aoki Kikuyo & Mimura Tomoyasu | Kato Tomoko & Yoda Norimoto | B+3.5
2 | 2004-12-04 | Kobayashi Izumi & Yamashita Keigo | Chinen Kaori & Yokota Shigeaki | B+6.5
d | 2004-12-04 | Osawa Narumi & Imamura Toshiya | Yashiro Kumiko & Kobayashi Koichi | W+R
d | 2004-12-04 | Konishi Kazuko & Ishida Yoshio | Kobayashi Izumi & Yamashita Keigo | B+0.5
d | 2004-12-04 | Kato Tomoko & Yoda Norimoto | Kato Keiko & O Rissei | W+R
d | 2004-12-04 | Ogawa Tomoko & Cho Chikun | Hyonjon Kim & Hane Naoki | W+R
3 | 2004-12-11 | Suzuki Ayumi & Ryu Shikun | Yashiro Kumiko & Kobayashi Koichi | B+R
3 | 2004-12-11 | Kato Keiko & O Rissei | Okada Yumiko & Takemiya Masaki | B+R
3 | 2004-12-11 | Konishi Kazuko & Ishida Yoshio | Umezawa Yukari & O Meien | W+0.5
3 | 2004-12-11 | Hyonjon Kim & Hane Naoki | Aoki Kikuyo & Mimura Tomoyasu | W+R
4 | 2004-12-11 | Suzuki Ayumi & Ryu Shikun | Kato Keiko & O Rissei | W+4.5
4 | 2004-12-11 | Umezawa Yukari & O Meien | Aoki Kikuyo & Mimura Tomoyasu | W+R
5 | 2005-01-23 | Kato Keiko & O Rissei | Aoki Kikuyo & Mimura Tomoyasu | W+R
e | 2005-01-23 | Shuw Hao & Nie Weiping | Aoki Kikuyo & Mimura Tomoyasu | W+0.5

| Quarter-finals |  | Semi-finals |  | Final
| Suzuki Ayumi & Ryu Shikun |  |  |  |  |  |
| Yashiro Kumiko & Kobayashi Koichisgf |
| Suzuki Ayumi & Ryu Shikun
|  | Kato Keiko & O Rissei sgf |
| Kato Keiko & O Rissei
| Okada Yumiko & Takemiya Masakisgf |
| Kato Keiko & O Rissei
|  | Aoki Kikuyo & Mimura Tomoyasu sgf
| Konishi Kazuko & Ishida Yoshio
| Umezawa Yukari & O Meien sgf |
| Umezawa Yukari & O Meien
|  | Aoki Kikuyo & Mimura Tomoyasu sgf |
| Hyonjon Kim & Hane Naoki
| Aoki Kikuyo & Mimura Tomoyasu sgf |

The upper pair has black. The winning pair is given in bold.