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Subject: Re: "Easy" Positional Test Suite

Author: Rafael Andrist

Date: 03:09:38 12/28/01

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On December 27, 2001 at 22:48:09, Mike S. wrote:

>On December 27, 2001 at 19:49:07, Will Singleton wrote:
>
>>(...)
>>I'd also like to see an "easy-to-medium" level positional test suite.  I hope we
>>don't have to make one ourselves.
>
>Maybe you like the positions I used so far, in the positional part of my old
>testsuite. It is a selection from various other tests, from which I took 2
>positions each which I liked best. The difficulty varies.
>
>But for some reasons I'm not satisfied anymore with no. 29, 32 and 34 (but did
>not yet find good replacements). No. 28 is meant to be tested without
>tablebases.
>
>r1b2rk1/1p2qppp/1bn1p3/p3P3/8/PNQ3P1/1P1B1PBP/R4RK1 b - - bm a4; id "Mike's Test
>2.2, Nr. 25";
>r5k1/p2r1bpp/2p2p2/8/n1P5/P5B1/5PPP/2R1RBK1 w - - bm c5; id "Mike's Test 2.2,
>Nr. 26";
>3r1bk1/p4ppp/Qp2p3/8/1P1B4/Pq2P1P1/2r2P1P/R3R1K1 b - - bm e5; id "Mike's Test
>2.2, Nr. 27";
>7k/4K1n1/8/6P1/8/3B4/8/8 w - - bm Bg6; id "Mike's Test 2.2, Nr. 28";
>r3nrk1/ppq2pbp/2n1b1p1/4pP2/2P5/4BNN1/PP4PP/RQ2KB1R b KQ - bm e4; id "Mike's
>Test 2.2, Nr. 29";
>8/p2Q2p1/1k3qbp/1pn5/2p4P/2P2P2/5BPK/5B2 w - - bm g3; id "Mike's Test 2.2, Nr.
>30";
>2r2rk1/1p1bq3/p3p2p/3pPpp1/1P1Q4/P7/2P2PPP/2R1RBK1 b - - bm Bb5; id "Mike's Test
>2.2, Nr. 31";
>r1n1kb1r/1b3pp1/1qn1p3/p2pP1Bp/Qp1P1N1P/5NPB/PP3P2/2R1R1K1 w kq - bm Nxe6; id
>"Mike's Test 2.2, Nr. 32";
>1r1r2k1/2b1qp1p/b1p3p1/p1p1p3/2P1P3/1PN1BP2/P1Q3PP/R2R2K1 b - - bm Rd4; id
>"Mike's Test 2.2, Nr. 33";
>r4k2/2p5/P1pp1n1p/2r2qp1/Q7/6BP/2P2PP1/R3R1K1 w - - bm c4; id "Mike's Test 2.2,
>Nr. 34";

>Regards,
>M.Scheidl

Thanks, it's a nice collection, but Nr. 28 is more a tactical one.
Question to Nr. 30: should White have any winning chances after g3? My program
prefers Bxc5+ and shows 0.00 with perpetual check and if I play g3 it also goes
for a perpetual check.

regards
Rafael B. Andrist



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