Life In 19x19
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tsumego #22
http://www.lifein19x19.com/viewtopic.php?f=15&t=7278
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Author:  cyclops [ Sun Nov 25, 2012 2:25 pm ]
Post subject:  tsumego #22

Day #22 November 26th
Black to play. Conditional solutions are suspect.
To see the problems press
#22a Advanced problem
Click Here To Show Diagram Code
[go]$$Bc
$$----------
$$|....OO...
$$|OXXXOXO..
$$|.OOOXX.X.
$$|...,.....
$$|....X....
$$|.........[/go]

#22b Intermediate problem
Click Here To Show Diagram Code
[go]$$Bc
$$--------
$$|.OO.XO.
$$|.XXXXO.
$$|.XOOOO.
$$|.XO,...
$$|.OO....
$$|.......[/go]

#22c Elementary problem
Click Here To Show Diagram Code
[go]$$Bc
$$--------
$$|..O.XO.
$$|.XXXXO.
$$|X.OOOO.
$$|OO.,...
$$|.......[/go]

Author:  logan [ Sun Nov 25, 2012 2:46 pm ]
Post subject:  Re: tsumego #22

#22c Elementary problem is the same as #20c Elementary problem.

Click Here To Show Diagram Code
[go]$$Bc
$$----------
$$|.4..OO21.
$$|OXXXOXO3.
$$|.OOOXX5X.
$$|...,.....
$$|....X....
$$|.........[/go]


Click Here To Show Diagram Code
[go]$$Bc
$$--------
$$|.OO.XO.
$$|2XXXXO.
$$|.XOOOO.
$$|1XO,...
$$|.OO....
$$|.......[/go]


Click Here To Show Diagram Code
[go]$$Bc
$$--------
$$|.1O.XO.
$$|.XXXXO.
$$|X.OOOO.
$$|OO.,...
$$|.......[/go]

Author:  schawipp [ Sun Nov 25, 2012 2:48 pm ]
Post subject:  Re: tsumego #22

I give it a try...

#22a:
Click Here To Show Diagram Code
[go]$$Bc
$$----------
$$|.4..OO21.
$$|OXXXOXO3.
$$|.OOOXX5X.
$$|...,.....
$$|....X....
$$|.........[/go]


Click Here To Show Diagram Code
[go]$$Bc alternative line
$$----------
$$|...3OO416
$$|OXXXOXO25
$$|.OOOXX7X.
$$|...,.....
$$|....X....
$$|.........[/go]


#22b:
Click Here To Show Diagram Code
[go]$$Bc Here, I can see only a seki (b must not play further moves inside and can possibly connect out at a)
$$--------
$$|.OO.XO.
$$|2XXXXO.
$$|.XOOOO.
$$|1XO,...
$$|aOO....
$$|.......[/go]


#22c:
Click Here To Show Diagram Code
[go]$$Bc a and b are miai
$$--------
$$|.1O.XO.
$$|aXXXXO.
$$|XbOOOO.
$$|OO.,...
$$|.......[/go]


Any corrections are appreciated.

Author:  cyclops [ Sun Nov 25, 2012 6:09 pm ]
Post subject:  Re: tsumego #22

It seems you both agree. 3 points each. congrats. Logan, sorry for the duplication. I was just copying; too lazy to check. But I remember five years ago the series got better and better. Trust explo.

Author:  logan [ Sun Nov 25, 2012 7:28 pm ]
Post subject:  Re: tsumego #22

That's understandable. If you don't mind, I'll place my trust in you :tmbup:

Thank-you for taking the time to post problems for everyone Cyclops.

P.S. Is there a prize for most points?

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