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Jan-01-17 | | NBZ: Ah of course - in the diagram I posted, simply Re7+ Kh8 Qxf6+ wins. Black's other try is 22. Rxf7 Nf6 23. Qe6! Kh8, but now it seems simply 24. Bg5 wins. |
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Jan-01-17 | | YouRang: Insane Sunday 22.?
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Wwll, white has 22.exd5 Bxf5, leaving him a pawn down and Bd5 defending Pf7 with no apparent attacking prospects. Perhaps before taking the Nd5, we should take advantage of that weak Pf7 (guarded only by the king). We can break into black's house with a rook sac: <22.Rxf7+ Kxf7 23.Qh7+>
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I think Black now needs to run for the queenside via <23...Ke6>, since exd5 now exposes the Pg6 to double attack, leaving the black king rather naked on the kingside.
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Giving check with 24.Qxg6+ lets the Nd5 get away via ...Nf6, so we need to take that N now: <24.exd5+ Kxd5>
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Again a difficult position. 25.c4+ and 25.Qf7+ allows the king to escape safely to c6, and the only compensation we will have for our rook sac is a lost rook. The only way to keep the king from c6 is a bishop sac <25.Be4+! Kxe6>
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We've got the king good and exposed, but how to take advantage with depleted material? We can keep the king from slipping back to e5 with <26.Qf7>, which also happens to threaten 26...Bf2#!
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The only thing black can do to stop this mate-in-1 is <26...Bf6>, blocking my queen and threatening ...Rxf7. The only safe place to put my queen such that it still prevents ...Ke5 is <27.Qb3>, and now the mate threat is Qd3#.
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The king has to run away with <27...Kf5 28.Rf1+ Kg4>
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Here, I thought 29.c4 was winning due to threat of 30.Qd1+, but this was a bit foggy. Checking with the computer, black can salvage a draw with 29...Bxg2+! 30.Kxg2 Qa8+ 31.Kg1 Qe4!, and now my Qd1+ idea doesn't work. However, I wasn't too far off: White can still win with <29.Qd3!>, since I still threaten Qd1+, and the ...Bxg2+ trick doesn't work because my queen prevents ...Qe4. Anyway, a very interesting king hunt. Best wishes to all for a happy New Year! :-) |
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Jan-01-17 | | coolknight: <YouRang> Nice analysis. 22. Rxf7 KxRf7 23. Qh7 looks like the best way to break into to the kings fort. Didn't go into the full king hunt, though today. |
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Jan-01-17 | | scholes: Finding 29 Qb3 would have been harder than most Sunday's puzzle |
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Jan-01-17 | | agb2002: Happy New Year everyone!
I know this game. |
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Jan-01-17 | | Once: Happy New Year everyone. Whatever you thought about 2016, let's have a better one in 2017. Somehow. I got the first few moves, but nothing to match <YouRang>'s magnificent magnum opus. So I won't try. Fun king hunt. |
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Jan-01-17 | | Everyone: Exceptional phantastic combination.
Happy New Year everyone else here! |
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Jan-01-17 | | morfishine: Much too well known game |
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Jan-01-17 | | bangkokgambit: It took sometime for engine to realize Rxf7!! in contrary to human that realize it immediately. |
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Jan-01-17 | | Prelate: @NBZ
(3) Re7+ Kh8 Qxf6+ Kg8 Qxg6+ Bg7 Qxg7#
:) |
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Jan-01-17 | | spyron: What happens after 36...Bf4? |
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Jan-01-17 | | drollere: i am in patzer league, but the rook sac at 21. Rxf7 followed by Qh7+ leaped out after about 10 seconds of evaluation. my divergence was 26. Bb6+ winning the Q and KN pawn, with the black K out in the open and the black R's blocked by the center pawns. |
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Jan-01-17 | | YouRang: Following this game with the computer, I see that white had a quicker way to win. After <25...Kxe4>
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White has <26.c4!>
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The Pc4 is stopping the king from escaping back to d5 and c6, but why can't black just take it: <26...bxc4>?
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Because now white has <27.Bg1+!>, and now "escaping" via <27...Kd5> actually runs into an ambush: <28.Qf7+ Kc6 29.Qxf4#!>
 click for larger view Black's best choice after <26.c4> was <26...Kd3>, but this looks awful, for black, and indeed it is. |
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Jan-01-17 | | RandomVisitor: After 22.Rxf7
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<+4.34/40 22...Kxf7 23.Qh7+ Ke6 24.exd5+ Bxd5> 25.Bxg6 Bxg2+ 26.Kxg2 d5 27.Qf7+ Kd6 28.Qxe8 Bh4 29.Rg1 Qxe8 30.Bxe8 Rh7 31.Kf1 d4 32.Bd2 Bf6 33.Rg2 e4 34.Be1 Rh3 35.Bg6 Rf3+ 36.Ke2 Be5 37.Rg4 Rh3 38.Bxe4 Rxh2+ 39.Bg2 Ke6 40.Kd3 Bf4 41.Bf2 Be5 42.Bg1 Rh6 43.Rg8 Kf5 44.Bf2 Rh2 45.Bxd4 Kf6 46.Rf8+ Ke6 47.Re8+ Kf7 48.Rxe5 Rxg2 49.Re3 Rh2 50.b3 Rg2 51.c3 Ra2 52.Rf3+ Ke8 |
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Jan-01-17 | | YouRang: <spyron: What happens after 36...Bf4?>
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37.Qd3+! with 38.Qxg6+ next. |
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Jan-01-17
 | | maxi: <YouRang: Following this game with the computer, I see that white had a quicker way to win. After 25...Kxe4 White has 26.c4!> Yes, simple and effective. It is the kind of move that is almost impossible for a human to find, and yet a computer can find it in less than a second. Hmmm. |
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Jan-01-17 | | ChessHigherCat: <maxi: <YouRang: Following this game with the computer, I see that white had a quicker way to win. After 25...Kxe4 White has 26.c4!> It is the kind of move that is almost impossible for a human to find, and yet a computer can find it in less than a second.>
It is almost superhumanly devious to play a pawn with the intention of forcing the king to capture it and then to leave the square to free the space for your queen. |
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Jan-01-17
 | | scormus: <YouRang> Excellent, insightful analysis. A masterclass :) |
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Jan-01-17 | | Muttley101: Jan did an excellent video on this game, it's on youtube. https://www.youtube.com/watch?v=-Nb... |
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Jan-01-17 | | King.Arthur.Brazil: I answered correctly most the beginning failed on 27.Sd2...Se3+ and Qb3. I missed 31.Qd3 and the final 32.Se1. My headaches don't help much. |
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Jan-01-17 | | stst: Quite many choices for 1st game of the New Year!
Essentially lock up the Black K within the e6-g8 corner.
Cite only one & see if it strikes what Wei picked:
22.Rxf7 KxR (others led to mate sooner)
23.Qh7+ Ke6 (also if K stays on f file, Rf1 will mate sooner)
24.Rf1 Bf6
25.Qxg6 Rg8
26.exd5 Bxd5
27.Qf5+ Ke7
28.Qxf6+ Ke8
29.Bg6+ Bf7
30.BxB+ Kf8
31.Bh6+ Rg7
32.BxR#
as said, there're still other possibilities...let see |
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Jan-01-17 | | stst: Oh the Black K tries to flee the other side...
But after 25.Be4... thought a good move to lure the KxB, very curious why White did not capitalize to dis+ with 26.Bb6 (R+) to snatch the Black Q....Agreed with others that White should have won much quicker (& more elegantly!!) |
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Jan-01-17 | | mel gibson: Easiest insane puzzle I've seen -
I saw the move in under 1 second.
the computer DR4 64 bit says:
22. Rxf7 (22. Rxf7 (♖f1xf7 ♔g8xf7 ♕h3-h7+ ♔f7-e6 e4xd5+
♗b7xd5 ♗d3xg6 ♗d5xg2+ ♔h1xg2 d6-d5 ♕h7-f7+ ♔e6-d6 ♕f7xe8 ♗e7-h4 ♕e8xd8
♖d7xd8 ♖e1-g1 ♖d8-h8 c2-c3 ♔d6-e6 ♔g2-f1 ♗h4-e7 ♖g1-g2 a6-a5 ♔f1-e2 b5-b4
c3xb4 a5xb4 a3-a4 ♗e7-d8 b2-b3) +3.22/18 157)
score +3.22 depth 18 |
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Jan-01-17 | | ChessHigherCat: <stst: very curious why White did not capitalize to dis+ with 26.Bb6 (R+) to snatch the Black Q....>
26. Bb6 (R+), Kf4??? 27. Qb3 threatening mate with Qf3, with the Q en prise and the King naked among the wolves, but what's the follow-up if black plays 26...Kf5 instead? |
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Jan-01-17 | | morfishine: <mel gibson: Easiest insane puzzle I've seen - I saw the move in under 1 second> LMAO, Pleeeez, for all of us to know, just what is "under 1 second"???? Were you using a stopwatch? Perhaps a sundial?
LOL
***** |
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