Hi,

CGF Open2019 was held in The University of Electro-Communications,
 Chofu, Tokyo, Japan, on 13th-14th July.

8 programs played round-robin in 9x9. Top 3 were

1st Ray        14-0
2nd Natsukaze  11-3
3rd AIZE       10-4

10 programs(GNU Go as a guest) played swiss 6 rounds. Top 3 were

1st Raynz      6-0
2nd AIZE       5-1
3rd Natsukaze  4-2


Ray author is Yuki Kobayashi. Ray uses AlphaZero style interesting
 network on 9x9. Raynz and AIZE author is TRIPLEIZE.
 Natsukaze author is Tomoyuki Kaneko and Hiroshi Yamashita.


2019-07-13
The University of Electro-Communications, Chofu, Tokyo, Japan
West 9, 3F AV hole.
round-robin, Chinese, Komi 7.0, 10 minutes

            Nat nlp Rn Arg  BSK Ray Rnz AIZ   Wins Rank
Natsukaze       11  11  11  11  00  11  01     11    2
nlp         00      11  01  11  00  00  00      5    5
Rn          00  00      01  01  00  00  00      2    8
PyaqArgo    00  01  01      01  00  01  00      4    6
BSK         00  00  01  01      00  10  00      3    7
Ray         11  11  11  11  11      11  11     14    1
Raynz       00  11  11  01  10  00      01      7    4
AIZE        01  11  11  11  11  00  01         10    3

"01" is lose for black, win for white.


2019-07-14
Swiss 6 rounds. Japanese rule. Komi 6.5. 30 minutes. nngs

+-------------+----+----+----+----+----+----+------+--+-----+----+
|  Player     | 1R | 2R | 3R | 4R | 5R | 6R | Wins |SL|SB/MD|Rank|
+-------------+----+----+----+----+----+----+------+--+-----+----+
| 1.Natsukaze |GNU |BSK |AIZE|nlp |Rayn|Rn  | 4-2-0|19|     |   3|
|             |   1|   1|   0|   1|   0|   1|   4.0|  |     |    |
| 2.Rn        |AIZE|GNU |Pyaq|Ray |BSK |Nats| 3-3-0|16|  3.0|   5|
|             |   0|   1|   1|   0|   1|   0|   3.0|  |     |    |
| 3.Ray       |Rayn|Pyaq|nlp |Rn  |AIZE|BSK | 4-2-0|18|     |   4|
|             |   0|   1|   1|   1|   0|   1|   4.0|  |     |    |
| 4.Maru      |BSK |AIZE|Rayn|GNU |nlp |Argo| 3-3-0|16|  3.0|   5|
|             |   1|   0|   0|   1|   0|   1|   3.0|  |     |    |
| 5.nlp       |Pyaq|Rynz|Ray |Nats|Maru|AIZE| 2-4-0|22|     |   7|
|             |   1|   0|   0|   0|   1|   0|   2.0|  |     |    |
| 6.PyaqArgo  |nlp |Ray |Rn  |BSK |GNU |Maru| 0-6-0|  |     |  10|
|             |   0|   0|   0|   0|   0|   0|   0.0|  |     |    |
| 7.BSK       |Maru|Nats|GNU |Pyaq|Rn  |Ray | 2-4-0|15|     |   8|
|             |   0|   0|   1|   1|   0|   0|   2.0|  |     |    |
| 8.Raynz     |Ray |nlp |Maru|AIZE|Nats|GNU | 6-0-0|  |     |   1|
|             |   1|   1|   1|   1|   1|   1|   6.0|  |     |    |
| 9.AIZE      |Rn  |Maru|Nats|Rayn|Ray |nlp | 5-1-0|  |     |   2|
|             |   1|   1|   1|   0|   1|   1|   5.0|  |     |    |
|10.GNU Go    |Nats|Rn  |BSK |Maru|Pyaq|Rayn| 1-5-0|18|     |   9|
|             |   0|   0|   0|   0|   1|   0|   1.0|  |     |    |
+-------------+----+----+----+----+----+----+----+----+-----+----+
Note: Round 6 matching was made by hand, because software matching failed.

SGF
http://hp.vector.co.jp/authors/VA012620/cgf2019/cgf2019.zip
CGF Open (in Japanese)
http://hp.vector.co.jp/authors/VA012620/

Thanks
Hiroshi Yamashita
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