May-20-21 | | mel gibson: I didn't see that.
Stockfish 13 says:
24... Nh5
(24. .. Nh5 (♘f4-h5
♘c4-b6+ ♗a7xb6 a5xb6 ♘h5-g3+ ♔h1-g1 ♘g3xf1 ♔g1xf1 ♕e7-c5 ♖b4-c4 ♕c5-e3
♖b1-e1 ♕e3xb6 ♗c3-a1 ♕b6-d6 ♗a1-c3 b7-b6 ♔f1-e2 c7-c5 ♗c3-b2 b6-b5 ♖c4-c3
h4-h3 g2-g3 ♖h7-c7 ♗b2-c1 a6-a5 ♔e2-f1 ♕d6-d4 ♖c3-a3 b5-b4 ♖a3xa5 ♔c8-b7
♖e1-e2 ♔b7-b6 ♖a5-a4 ♔b6-b5 ♘d2-b3 ♗e6xb3 c2xb3 ♕d4xd3 ♔f1-f2 c5-c4 ♖e2-a2
c4xb3 ♖a4-a5+ ♔b5-b6 ♗c1-e3+ ♕d3xe3+ ♔f2xe3 b3xa2 ♖a5xa2 b4-b3 ♖a2-d2
♖d8xd2 ♔e3xd2 b3-b2 f3-f4 b2-b1♕ f4xe5 f6xe5 ♔d2-e3 ♖c7-c3+ ♔e3-f2 ♕b1xe4)
+10.55/46 842)
score for Black +10.55 depth 46. |
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May-20-21 | | nalinw: I saw that a Black knight on g3 would be fatal - and saw that Nh5 is the way to get there. However I didnt work out all the defenses ... maybe a half-point |
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May-20-21 | | agb2002: Black has the bishop pair for a bishop and a knight. White threatens Rxb2.
The rook on h7 x-rays the white king and the bishop on a7 controls g1. These details suggest 24... Nh5: A) 25.Rxb2 Ng3+ 26.hxg3 hxg3#.
B) 25.g3 Nxg3+ 26.hxg3 hxg3+ 27.Kg2 Rh2+ (better than 27... Bh3+) 28.Kxg3 Qh7 and mate soon. C) 25.Nb6+ cxb6 26.axb6 Bxb6 wins decisive material (27.Rxb6 Ng3+ 28.hxg3 hxg3+ 29.Kg1 Rh1+ 30.Kxh1 Qh7+ 31.Kg1 Qh2#). |
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May-20-21 | | agb2002: I meant Rxb7. |
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May-20-21 | | Walter Glattke: Nh5 is the absolute knockout, see e.g. 25.Nb6+ Bxb6 26.axb6 Ng3+ 27.hxg3 hxg3+ 28.Kg1 Qc5+ 29.Bd4 Rdh8 30.Bxc5 Rh1# better 27.Kg1 Nxf1 28.Kxf1 c6 / 25.Rxb7 Ng3+ 26.hxg3 hxg3# Itried the hopeless 24.-Nxg2? and 24.-Bh3 25.gxh3 Qc5 36.Rxb7 Rxh3, but Rb1 holds the point g1. Looking the 2nd website, seeing the "unshining" 24.-Nh5, then I saw the double check and line opening -hxg3 and Ba7/Qc5 blocking g1 / 25.g4 hxg3 e.p. 26.Kg2 Nf4+ 27.Kxg3 Qh7 28.Qh1 Qh3# or 28.Rxb7 Qxh2# in the match 25.g4 Ng3+ 26.hxg3 hxg3+ 27.Kg2 Rh2+ 28.Kxg3 Qh7 or 26.Kg2 Nxf1 27.axb6 Nxd2 28.bxc7 Qxc7 29.Rxb7 Qxb729. or for the audience 29.-Qxc3 30.Rb8+ Kd7 31.R1b7+ Ke8 32.Rxd8+ Kcd8 33.Rxh7 really amazing then |
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May-20-21
 | | al wazir: Black's king's knight moved nine times to reach g3. With better planning he could have done it in only three. What was white doing while black wasted all those moves? |
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May-20-21 | | Brenin: After 24 ... Nh5 25 Nb6+ Bxb6, 26 axb6 fails to 26 ... Ng3+ 27 hxg3 (Kg1 loses the Q) hxg3+ 28 Kg1 R8h8, with the Q on f1 preventing White from escaping from mate on h1. It's hard to imagine a worse placed and more useless Q than White's. |
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May-20-21 | | AlicesKnight: I found .... Nh5 as the way in but missed just how effective it is against all possible responses. White's previous working on the b-file suggests obliviousness to the dangers on the other side. |
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May-20-21 | | 1g1yy: Yep, didn't see Nh5 either. |
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May-20-21 | | paavoh: Quite difficult for me today - taking a step back to move forward is always harder to see. |
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May-20-21 | | TheaN: <24....Nh5 -+> White has no time as the direct threat is 25....Ng3+ 26.hxg3 hxg3#. Blocking the diagonal doesn't work as it requires one additional move: 25.Nb6+ Bxb6! reinstating all threats: 26.axb6 Ng3+ 27.Kg1 (hxg3 hxg3+ 28.Kg1 Rh1+ 29.Kxh1 Qh7+ 30.Kg1 Qh2#) Nxf1 -+. Lastly, 25.g3/g4 Nxg3+ 26.hxg3 (else Nxf1) hxg3+ 27.Kg2 Rh2+! 28.Kxg3 Qh7 #4. The combination of ideas doesn't change the concept; tl;dr, White loses the queen in all lines and doesn't have enough time to start a counterattack queen down. |
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May-20-21 | | mel gibson: Did anyone actually see it or not?
I might have seen it if it was a Saturday or Sunday puzzle
as I would have looked for longer. |
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May-20-21
 | | chrisowen: Lack-keys i Nh5 hubble abracadabra mumble huffle i keys lackadaisical keys i joseph bumpy keys i definitely duffle keys i quagmire riven o waits wintry tackle molly its limbs key hoy pronto keys i let frag battle aced its whack keys h3 amalgamate flicker ablush latcher it is goodness keys Rab1 fickle flubbs abluff frazzled its low keys totup paddies o keys i lackadaisical huffle huddled it is good hug keys it lusty met Nh5 bug! |
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May-20-21 | | transpose: Kind of obvious once I saw the answer but I honestly was looking for a more violent approach because these puzzles usually always focus on such moves. Great puzzle for this reason alone |
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May-20-21 | | 5hrsolver: <mel gibson: Did anyone actually see it or not?
I might have seen it if it was a Saturday or Sunday puzzle as I would have looked for longer.> Yes I actually saw it but not before trying out all the usual suspects like 24...Nxg2, 24...h3, 24...Bh3, 24...Nh3, even 24...Ne2.
White has threats on the b file and since its a puzzle it's obviously not going to be a defensive move like 24...c6. And so after all that I was happy to find 24...Nh5 with the immediate threat of 25...Ng3+ 26. hxg3 hxg3# |
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May-20-21 | | mel gibson: <May-20-21 5hrsolver: <mel gibson: Did anyone actually see it or not? I might have seen it if it was a Saturday or Sunday puzzle as I would have looked for longer.> Yes I actually saw it but not before trying out all the usual suspects like 24...Nxg2, 24...h3, 24...Bh3, 24...Nh3, even 24...Ne2. White has threats on the b file and since its a puzzle it's obviously not going to be a defensive move like 24...c6. And so after all that I was happy to find 24...Nh5 with the immediate threat of 25...Ng3+ 26. hxg3 hxg3#> you're a genius. |
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May-20-21
 | | chrisowen: No weak play by allows a win no? |
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May-20-21
 | | chrisowen: Reel her in no? |
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May-20-21
 | | doubledrooks: I went with 24...Nh5. After 25.d4 Ng3+ 26.hg hg+ 27.Kg1 comes 27...Rh1+ 28.Kxh1 Qh7 29.Kg1 Qh2# |
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May-20-21 | | NBZ: In retrospect 21. b4 was disastrous for White. It opens up the b-file for White, but more importantly allowed the dark-squared bishop for Black to come alive on the a7-g1 diagonal. |
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May-20-21 | | njchess: This is a strange game from White (or how not to play the Ruy Lopez). 5. ♗xc6 avoids Ruy complications with the exchange 7. ♕e2 may be the result of home analysis, but it is a passive move, better is 0-0 10. ♘b3 is another odd move. It attacks the bishop, but does little else besides placing the knight on an awkward square. Arguably h3 would have been better. True, it might have provoked all kinds of fireworks, but Black really isn't in a position to take advantage. 11. ♗d2 is pretty passive. In response, Black plays 0-0-0 reinforcing the d-file and making d4 all but impossible. The race is on with opposite side castling. After 16 moves, White is in trouble. Each side is attacking the other, but Black is leading with pawns whereas White is not. White has made no headway on the queenside, but Black's attack is starting to look menacing. 17. f3? If it weren't for the Black bishop on a7, this would be an odd move, now it just hurts White's position. This move actually costs White a move since he will have to play b4 at some point, and that means the king must move from g1. Really passive, and frankly, ineffectual play from White has given Black all the time in the world to develop his attack. For example, as of move 24, Black has move his kingside knight 8 times! I think this was a case of a weaker player with White pieces playing a much stronger player. White seems to be playing for a draw from the start. Oh, 25. ... ♘h5 was the plan all along with ♘g3 to follow. Nice Thursday puzzle. |
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May-20-21 | | Chesgambit: No way to stop Nh5 Ng3 |
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