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Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 6:32 am
by gogeo
Hello, since few weeks I can't beat Crazy Stone program on mobile.
I am sure, I am missing something simple but important.
If someone can give me hint what to improve I will be very grateful.
Thanks
GoGeo
First Game
Second Game
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 7:56 am
by PaperTiger
gogeo wrote:Hello, since few weeks I can't beat Crazy Stone program on mobile.
I am sure, I am missing something simple but important.
If someone can give me hint what to improve I will be very grateful.
In the first game, White is dead in the upper left corner.
Four empty spaces in a box is one of a handful of very simple life and death shapes that you need to learn.
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 8:44 am
by Joaz Banbeck
PaperTiger wrote:...In the first game, White is dead in the upper left corner. ...
Except that those stones are connected to the lower right.

Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 8:46 am
by Joaz Banbeck
gogeo wrote:... I am sure, I am missing something simple but important.
If someone can give me hint what to improve I will be very grateful...
Work more on keeping your stones connected. In particular, try not to make so many keimas in the middle of the board.
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 9:02 am
by emeraldemon
Crazy stone is quite strong on 9x9. I use the android version ("champion go") on my phone, and I usually let it give me a 2 stone handicap or play reverse komi (I play black and get 7.5 points). I do play on the highest difficulty setting ("5" whatever that means).
My advice would be to start with a high handicap where you are sure you will win (maybe 5 stones?) When you win, start taking 4, etc. At some point you should find a decent challenge for your level of play.
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 12:33 pm
by gogeo
emeraldemon wrote:Crazy stone is quite strong on 9x9. I use the android version ("champion go") on my phone, and I usually let it give me a 2 stone handicap or play reverse komi (I play black and get 7.5 points). I do play on the highest difficulty setting ("5" whatever that means).
My advice would be to start with a high handicap where you are sure you will win (maybe 5 stones?) When you win, start taking 4, etc. At some point you should find a decent challenge for your level of play.
Thanks I am doing like this as well on champion "GO" my current matrix is following:
M = Medal
0 = I can't win

It is just ca. 30 moves... It can't be so difficult.
12345 - Level
MMMMM
MMMMM
MMMMO - komi
MMOOO - even
MMOOO - white komi 0
Other 18 games I won relatively fast... But on last 7 I can't progress at all. It drive me almost crazy
Thanks
gogoe
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 3:23 pm
by PaperTiger
Joaz Banbeck wrote:Except that those stones are connected to the lower right.

Oops, that was embarrassing. Sorry for the noise.
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Wed Oct 09, 2013 3:44 pm
by Bill Spight
I would not worry too much about winning or losing, particularly by a small margin.
Some comments.

As always, no guarantee that I have not goofed.
Main focus: Don't just let your opponent rip your position apart.
The 9x9 is a very tactical game, and when White cuts, the resulting position is difficult. Black needs to engage the enemy at that point. One thing that begins to stand out, I think, is how big connecting can be. Another thing to note is how big the diagonal play on the second line can be when either side could make that play.
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Thu Oct 10, 2013 11:40 pm
by gogeo
Thanks again for so many hints - and they are working. Now I beat Champion Go at level3 playing black. Now I have to beat him as white
Any comments for this game?
Thanks a lot
gogeo
Re: Ask for review: 9x9 with computer - why I can't win?
Posted: Fri Oct 11, 2013 12:38 am
by Bill Spight
Well done!
See move 37.