Author: Kurt Utzinger
Date: 09:29:03 07/31/04
Hi Jim
The position below you have posted is indeed won
with 1...Rxd3 and transposition to a pawn ending.
Hiarcs 9 finds the move and I have inserted a
short analysis only to find no defence for White:
New game
[D]r2r4/pp3p2/4bkpp/8/7P/3B1P2/PP4P1/1K1R3R b - - 0 1
Analysis by Hiarcs 9: (Duron 1.3/64 MB hash)
1...Bf5 2.Bxf5 Kxf5
= (-0.11) Depth: 1/5 00:00:00
1...Rac8 2.Rhe1 Bf5 3.Bxf5
= (-0.21) Depth: 3/7 00:00:00
= (-0.10) Depth: 3/9 00:00:00
1...Bf5 2.Bxf5 Kxf5 3.Rhe1 Rac8
= (-0.11) Depth: 3/9 00:00:00
= (-0.10) Depth: 4/12 00:00:00
1...Rac8 2.Be4 Rxd1+ 3.Rxd1 b5 4.g4 a5 5.Bb7 Rc7
= (-0.11) Depth: 4/12 00:00:00
= (-0.17) Depth: 8/20 00:00:01 145kN
1...Rd7 2.Be4 Rad8 3.Rxd7 Rxd7 4.g4 b6 5.h5
= (-0.18) Depth: 8/20 00:00:01 217kN
= (-0.13) Depth: 9/22 00:00:02 423kN
1...Rac8 2.Rhe1 Rxd3 3.Rxe6+ Kxe6 4.Rxd3 f5 5.g3
= (-0.13) Depth: 9/24 00:00:03 519kN
= (-0.19) Depth: 10/28 00:00:06 1362kN
1...Rd7 2.Bb5 Rxd1+ 3.Rxd1 a6 4.Bd3 Rd8 5.Kc2 b5 6.b3 Rc8+ 7.Kd2 Rd8
= (-0.20) Depth: 10/28 00:00:08 1599kN
= (-0.20) Depth: 10/28 00:00:08 1729kN
1...Rxd3 2.Rxd3 Bf5 3.Rhd1 Rd8 4.Kc2 Ke5 5.g3 Bxd3+ 6.Rxd3 Rxd3 7.Kxd3 b5 8.Kc3
a5 9.b4 a4
= (-0.20) Depth: 10/28 00:00:09 1868kN
= (-0.21) Depth: 13/28 00:00:27 5632kN
1...Rd7 2.Be4 Rad8 3.Rxd7 Rxd7 4.Kc2 Re7 5.Bd3 b6 6.h5 Rc7+ 7.Kb1 Rd7 8.Kc2 g5
9.b3
= (-0.22) Depth: 13/32 00:00:57 11805kN
= (-0.21) Depth: 14/33 00:02:32 31102kN
1...Rxd3 2.Rxd3 Bf5 3.Rhd1 Rd8 4.Kc2 Rxd3 5.Rxd3 g5 6.hxg5+ hxg5 7.Kd2 Bxd3
8.Kxd3 Kf5 9.g3 b5 10.b4
= (-0.22) Depth: 14/33 00:02:33 31543kN
³ (-0.28) Depth: 18/40 00:31:15 380849kN
(Utzinger, MyTown 31.07.2004)
[Event "40'/40+40'/40+40'"]
[Site "MyTown"]
[Date "????.??.??"]
[Round "?"]
[White "New game"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2r4/pp3p2/4bkpp/8/7P/3B1P2/PP4P1/1K1R3R b - - 0 1"]
[PlyCount "33"]
[TimeControl "40/2400:40/2400:2400"]
1... Rxd3 2. Rxd3 Bf5 3. Kc2 Rd8 4. Rhd1 g5 5. hxg5+ Kxg5 6. g3 h5 7. Kc3 Rxd3+
8. Rxd3 Bxd3 9. Kxd3 f5 10. Ke3 f4+ 11. Kf2 (11. gxf4+ Kf5 12. b4 b5 13. Kf2
Kxf4 14. a3 h4 15. Kg2 h3+ 16. Kf2 h2 17. Kg2 h1=Q+ 18. Kxh1 Kxf3 {-+}) 11...
b5 (11... fxg3+ 12. Kxg3 h4+ 13. Kf2 Kf4 {-+}) 12. Kg2 fxg3 13. Kxg3 h4+ 14.
Kh3 Kf4 15. Kg2 h3+ 16. Kxh3 Kxf3 17. Kh4 Ke4 {-#19/19 3} *
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