From: David J Bush <twixt <at> CSTONE <dot> NET>
Date: 19 may 2003
Subject: Re: "Habu's Words"

----- Original Message -----
From: "Yury Shpilev" <shpilev <at> YAHOO <dot> COM>
To: <SHOGI-L <at> TECHUNIX <dot> TECHNION <dot> AC <dot> IL>
Sent: Monday, May 19, 2003 12:43 PM
Subject: Re: "Habu's Words"


| --- David J Bush <twixt <at> CSTONE <dot> NET> wrote:
| > |       White (Reijer Grimbergen)  N N L P P
| > |
| > |     9  8  7  6  5  4  3  2  1
| > |   +---------------------------+
| > | a |wL bS  *  *  *  *  *  * wL | a
| > | b | * bS  *  * wG  *  *  *  * | b
| > | c | * wP bN wP  * wP  * wP  * | c
| > | d |wP  *  * wK  *  *  *  * wP | d
| > | e | * bG bB  *  *  *  *  *  * | e
| > | f |bP bP wP bP  * bP bP bP bP | f
| > | g | *  *  * bB bG  * bS bK  * | g
| > | h | *  *  *  *  *  * bG  *  * | h
| > | i |bL  *w+R  *  *  *  *  *w+R | i
| > |   +---------------------------+
| > |     9  8  7  6  5  4  3  2  1
| > |
| > |       Black (Matt Casters)       S N P P
| > |
| > |   Diagram 9. After 53.B'7e
| > |
| > | There white resigned (1-0). I see next variant (comment in book):
| > | 53. ... K-5e 54.S'4e +R7i-2i 55.S-2h with win for black.
| > |
| > | I think that white must to win there. See next:
| > | 55. ... +R1ix2h 56.Gx2h S'3h 57.K-3g +Rx2h 58.K-4h (if 58.Kx2h
| > | than 58. ... G'2g 59.K-1i L'1h mat) +R-3i 59.K-5h (59.K-3g G'2g mat)
| > | +R-4i 60.K-6h G'7g tsume
| >
| > | I don't have the book, but White does have a tsume after 54.S'4e?
| > | However, perhaps Black could play 54.G-5f which gives his king the
| > | escape square of 5g. For example 54.G-5f K-4d 55.N'4e ...
| >
| > | After 55.N'4e white win so:
| > | 55. ... +R7i-2i 56.S-2h +R1ix2h 57.Gx2h S'3h 58.K-3g +Rx2h 59.K-4h
| > | S-3i= (double check)
| > | 60.K-5i G'6h 61.K-4i S-4h=(or S-4h+ or +R-4h as you want)
| > | if 60.K-5g (or 60.K-4g) +R-4h tsume too
| > |
| > | Black must attack with permanent checks, but white king escape to
| > | 5e-4d-3c-3b-4a. Black not have enough pieces in a hand.
| >
| > Okay, then how about 53. ... K-5e 54.G-5f K-4d 55.G-4e K-3c 56.B-3a+
| > and now if 56. ... +R7i-2i 57.S-2h +R1ix2h 58.Gx2h S'3h 59.K-3g +Rx2h
| > 60.K-4h S-3i= 61.K-5g how does white mate?
|
| I see another mate this:
| 60.K-4h G'4g 61.K-5i S-4i+ 62.K-6i N'7c 63.K-7i N'8g mate.
| if 62.Bx4i, then 62. ... +R-4h 63.K-6i N'7c 64.K-7i N'8g mate.
|
| I like this final position.

Yes, very pretty! But what about 53. ... K-5e 54.S-2h
For example 54. ... +R7i-2i 55.S'3g and white's king seems to be in a
lot more trouble...