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Subject: Re: Mate in 9 positions

Author: Laurence Chen

Date: 19:09:57 01/09/00

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On January 09, 2000 at 17:30:33, Charlie GOLD wrote:

I posted the solutions for it before. Here they are again.

>
>     Ignacio Santos Crespo put these positions on the message board Jan. 3rd.
>CAN YOUR FAVORITE PROGRAM SOLVE THEM?
> [d] r1b2r1k/1pq2ppp/p2b1n1N/8/2B1p3/1P3Q2/PBP2PPP/R4R1K w - -
>
1. Qxf6 Rg8 2. Qxd6 f6 3. Qxc7 Be6 4. Qe7 Bd5 5. Bxd5 Rgf8 6. Nf5 Rg8 7. Qxf6
Rad8 8. Qxg7+ Rxg7 9. Bxg7# 1-0

> [D] r1bq1k1r/1p1pn1bp/3Q2p1/p5p1/2B5/4R3/PP3PPP/R5K1 w - -
>
1. Rae1 Ra6 2. Bxa6 Be5 3. Rxe5 Kg7 4. Rxe7+ Qxe7 5. Rxe7+ Kh6 6. Qg3 d5 7. h4
Bg4 8. Qxg4 bxa6 9. hxg5# 1-0

> [D] 2r3k1/1b3pq1/2r1p1p1/1p1pP1Q1/1b1B4/pN1BP1P1/2P3KR/7R w - -
1. Na1 Rxc2+ 2. Nxc2 f6 3. exf6 Be7 4. Rh8+
Kf7 5. Bxg6+ Qxg6 6. R1h7+ Qxh7 7. Rxh7+ Kf8 8. Qg7+ Ke8 9. Qxe7# 1-0




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