Games
[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.17"]
[Round "3.6"]
[White "Shuvalova, Polina"]
[Black "L'Ami, Erwin"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2516"]
[BlackElo "2622"]
[Annotator "Reeh, Oliver"]
[PlyCount "55"]
[EventDate "2022.??.??"]
[SourceTitle "CBM 206"]
[Source "ChessBase"]
[SourceDate "2022.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2022.02.28"]
[SourceQuality "1"]
{[%evp 0,55,19,31,19,-16,-9,-1,31,30,55,21,27,0,-2,26,7,-10,32,-6,-1,-13,-9,
-10,-7,-22,-44,-70,-38,-63,-30,-103,-66,-32,0,0,0,0,0,0,0,0,0,0,48,0,0,0,0,0,0,
0,0,0,29991,29992,29999,-30000]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e4
b5 6. Be2 Bb7 7. O-O Nf6 8. b3 cxb3 9. Qxb3 Be7 10. e5 Nd5 11. Nxd5 Qxd5 12.
Qb1 Nd7 13. a4 b4 14. a5 Rb8 15. Bg5 Bxg5 16. Nxg5 Qxd4 {[%tqu "En","How
should White continue the attack?","Move the knight.","","g5f7","Strike!
Black's king is lured to f7.",3,"De","Wie soll Wei?den Angriff fortsetzen?",
"Ziehen Sie den Springer.","","g5f7","Treffer! Der schwarze K鰊ig wird nach
f7 gelockt.",3]} 17. Nxf7 $1 {[%csl Gf7][%cal Ye8f7]} Kxf7 (17... O-O 18. Ng5
$1 $16 {[%cal Rg5e6,Rb1h7,Re6f8,Re6d4]}) 18. Rd1 {[%csl Gd1,Yd4,Yd7][%cal
Gd1d7]} Qxe5 19. Rxd7+ Kf6 {[#]} {[%tqu "En","Which queen move leads White to
victory now?","Disregard material!","","b1b4","Wow! White activates the queen,
disregarding the hanging Ra1.",5,"b1d1","",0,"De","Welcher Damenzug f黨rt
Wei?jetzt zum Sieg?","Achten Sie nicht auf Material!","","b1b4","Wow!
Wei?aktiviert die Dame, ungeachtet des h鋘genden Ta1.",5,"b1d1","",0]} 20.
Qxb4 $3 {[%csl Rd7,Re7][%cal Re5a1,Rb4e7]} ({The game saw In der Partie geschah
} 20. Qd1 c5 21. Bf3 Bxf3 22. Qxf3+ Kg5 23. h4+ Kh6 (23... Kxh4) 24. g4 Rhf8
25. g5+ Kg6 26. Qd3+ Qf5 27. Qg3 Qf4 28. Qg2 Qf3 29. Qh2 Rf4 30. Re1 Rbf8 31.
h5+ Kxg5 32. Rxg7+ Kh6 33. Rg2 Re4 34. Rc1 Rg4 35. Rxg4 Qxg4+ 36. Kf1 c4 37.
Qd6 Qf4 38. Qxe6+ Rf6 39. Qe1 c3 40. Rc2 Qc4+ 41. Kg1 Rf5 42. f4 Qxf4 {0-1.})
20... Qxa1+ {[%tqu "En","The right bishop move, then we'll take stock.","","",
"e2d1","Shielding the back rank. Now White is attacking Black's exposed Kf6
with queen, rook and bishop. However, that this position actually is
concretely won can hardly be calculated by a human (see variations, courtesy
of the engine!). Anyway, it's nice - and you'll be invited to crown the main
variation!",1,"e2f1","",0,"De","Den richtigen L鋟ferzug, dann ziehen wir
Bilanz.","","","e2d1","Schirmt die Grundreihe ab. Wei?greift jetzt mit Dame,
Turm und L鋟fer den exponierten schwarzen Kf6 an. Dass diese Stellung
tats鋍hlich konkret gewonnen ist, l鋝st sich allerdings f黵 einen Menschen
kaum vorausberechnen (siehe Varianten - die Engine l鋝st gren!). Sch鰊
ist es trotzdem - und Sie d黵fen die Hauptvariante kr鰊en!",1,"e2f1","",0]}
21. Bd1 {[%csl Gb4,Gd1,Gd7,Rf6][%cal Gb4e7,Gb4f4]} ({Not Nicht} 21. Bf1 $4
Qxf1+ 22. Kxf1 Ba6+ $19 {[%cal Gf1e1,Gf1g1]}) (21. Rd1 {Stockfish 190322:} Qe5
22. Rd7 h5 23. Qe7+ Kg6 24. Qf7+ Kh6 25. f4 Qc5+ 26. Kh1 Rh7 27. g4 hxg4 28.
Bd3 Qc1+ 29. Kg2 c5+ 30. Rxb7 Qd2+ 31. Kg1 Qe3+ 32. Kg2 Qh3+ 33. Kg1 Qxd3 34.
Qxe6+ g6 35. Rxb8 Qd4+ 36. Kg2 Qxf4 37. Rg8 Qf3+ 38. Kg1 Qd3 39. Kg2 Rd7 40.
Rxg6+ Qxg6 41. Qxd7 Qe4+ 42. Kf1 Qh1+ 43. Kf2 Qxh2+ 44. Kf1 Qf4+ 45. Kg2 Qf3+
46. Kg1 Qe3+ 47. Kg2 Qe2+ 48. Kg1 c4 49. Qxa7 Qe1+ 50. Kg2 c3 51. a6 Qe4+ 52.
Kf2 g3+ 53. Kxg3 Qe5+ 54. Kf3 c2 55. Qb6+ Kh5 {[%eval -122,32] [%wdl 1,499,500]
}) 21... h6 ({One vaguely perceptible line was Eine allenfalls zu erahnende
Variante war} 21... Qe5 22. Qe7+ Kg6 23. Bc2+ Kh6 24. Qh4+ Qh5 25. Qg3 $3 {
[%csl Rh6][%cal Gg3g7] A quiet move being a rook down - beautiful, but not
really practical ... Ein stiller Zug bei Minusturm - schön, aber nicht
unbedingt praxisnah ...} g6 (25... g5 26. Qe5 {[%csl Rh6][%cal Ge5g7,Ge5f6]
Stockfish 271221:} Rbg8 27. Qf6+ Qg6 (27... Rg6 {Stockfish 271221:} 28. Qxh8 {
[%csl Rh7][%cal Rh8h7]} Qxh2+ 29. Kxh2 Kh5 30. Rxh7+ Rh6 31. Rxh6+ Kg4 32. Qd4#
{[%eval 32758,29] [%wdl 1000,0,0]}) 28. Bxg6 Rxg6 29. Qxh8 Kh5 30. Rxh7+ Rh6
31. Rxh6+ Kg4 32. Qd4+ Kf5 33. Rf6# {[%eval 32754,106] [%wdl 1000,0,0]}) (25...
Rhg8 26. h4 Rbd8 27. Qf4+ g5 28. Rxh7#) (25... Qg5 26. Qh3+ Qh5 27. Qe3+ Qg5 (
27... g5 28. Qxe6+ $18 {[%cal Gh5g6,Rc2g6]}) 28. f4 $1 {[%cal Ge3h6]} Qg4 (
28... Qh5 29. Qxe6+ $18 g6) 29. h3 Qh4) 26. h4 $3 $18) (21... Rhe8 22. Qf4+ Kg6
23. Qg4+ Kh6 (23... Kf6 24. Qxg7+ $18 {[%cal Gf6f5,Rg7a1]}) 24. Qh5#) 22. Qe7+
{[%cal Gf6g6,Gf6f5,Gf6e5]} Kg6 (22... Kf5 23. Qf7+ Qf6 24. Qh5+ Qg5 25. Qf3+
Qf4 26. Bc2+ Kg5 27. h4+ Qxh4 (27... Kxh4 28. Qxf4+ $18) 28. Rxg7#) (22... Ke5
{Stockfish 271221:} 23. Qxg7+ Kf5 24. g4+ Kf4 25. Qxa1 Rhf8 26. Qd4+ Kg5 27.
Qg7+ {[%cal Gg5f4,Gg5h4]} Kf4 (27... Kh4 28. Qxh6#) 28. Rd4# {[%eval 32756,37]
[%wdl 1000,0,0]}) 23. Qxe6+ {[%cal Ga1f6,Gg6g5,Gg6h7]} Kh7 (23... Qf6 24. Bc2+
Kg5 25. Rxg7+ Qxg7 26. Qf5+ Kh4 27. g3+ Qxg3+ 28. fxg3#) (23... Kg5 24. h4+
Kxh4 25. Qg4#) 24. Qf5+ Kg8 25. Qf7+ Kh7 {[%tqu "En","So far, so good. Please
crown White's attack!","No check, no capture - just pose a threat!","","d7d6",
"Bingo! Now Black's only way to continue the game is the hopeless ....Qxd1+.
After any other move ...",3,"De","So weit, so gut. Bitte kr鰊en Sie den
wei遝n Angriff!","Kein Schach, kein Schlagzug - einfach was drohen!","",
"d7d6","Bingo! Fortsetzen kann Schwarz die Partie jetzt nur mit dem
hoffnungslosen ....Dxd1+. Nach jedem anderen Zug ...",3]} 26. Rd6 $3 {[%csl
Gd6][%cal Rd6h6,Rf7h5]} Qc1 (26... Rhf8 {is followed by the same move. zieht
dasselbe nach sich.} 27. Rxh6+ Kxh6 28. Qh5#) 27. Rxh6+ $1 {[%csl Gh6,Rh7]
[%cal Gf7h7]} Kxh6 (27... Qxh6 28. Bc2+ {[%csl Gf7,Yg7,Yh6,Rh7,Yh8][%cal Gc2h7]
} Qg6 29. Qxg6+ Kg8 30. Bb3+ Kf8 31. Qf7#) 28. Qh5# {[%csl Gh5,Rh6][%cal Gd1h5]
} 1-0
[Event "Minor piece endgames"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight and pawn vs. pawn"]
[Black "Position 1"]
[Result "1/2-1/2"]
[Annotator "Draw position"]
[SetUp "1"]
[FEN "8/8/8/6pk/8/7P/3K1N2/8 b - - 0 1"]
[PlyCount "5"]
{[%tqu "En","","","","h5h4","Black easily draws as he can attack the white
pawn.",10]} 1... Kh4 {[%cal Gh4g3,Rg3h3,Rg3f2] Black easily draws as he can
attack the white pawn.} 2. Ke1 {[%tqu "En","","","","h4g3","",10]} Kg3 3. Kf1 {
[%tqu "En","","","","g3h2","White cannot strengthen his position.",10,"g3f3",
"",0]} Kh2 $1 {[%csl Ge1,Ge2,Gh2][%cal Gh2g2] White cannot strengthen his
position. } (3... Kf3 $2 {这是错误的选择！为什么？} 4. Nh1 $1 $18
{[%csl Re2,Ge3,Ge4,Rf2,Gf4,Rg2,Rg3,Rg4]} (4. Nh1 {[%csl Rf2,Rg3][%cal Gf3f4,
Gf3e4,Gf3e3,Gh1f2,Gh1g3]} Kf4 (4... Ke4 5. Kf2 Kf4 6. Ng3 {[%csl Re3,Re4,Ge5,
Rf3,Rf5,Rg3,Rg4]} Ke5 7. Ke3 {[%csl Rd4,Gd5,Gd6,Re4,Ge6,Rf4,Rf5,Gf6]} Kf6 8.
Ke4 Kg6 9. Ke5 Kh6 10. Kf5 Kg7 11. Kxg5 $18) (4... Ke3 5. Kg2 Kf4 6. Nf2 Kf5 7.
Kg3 Kf6 8. Kg4 Kg6 9. Ne4 Kh6 10. Nxg5 $18) 5. Kf2 Ke4 6. Kg3 Kf5 7. Nf2 Kf6 8.
Kg4 Kg6 9. Ne4 Kh6 10. Nxg5 $18)) (3... Kh4 {[%csl Rg3,Rg4][%cal Gh4h5]} 4. Kg2
Kh5 5. Kg3 {[%csl Rg4,Rh4][%cal Gh5g6,Gh5h6]} Kg6 6. Kg4 Kf6 7. Ne4+ Kg6 8.
Nxg5) (3... Kf4 4. Kg2 {[%csl Ge3,Re4,Rf3,Gf5,Rg3,Rg4]} Kf5 (4... Ke3 5. Kg3 {
[%csl Rf4,Gg5]}) 5. Kg3 {[%csl Re4,Rf4,Rg4]} Kf6 6. Kg4 Kg6 7. Ne4) 1/2-1/2
[Event "Minor piece endgames"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight and pawn vs. pawn"]
[Black "Position 2"]
[Result "1-0"]
[Annotator "Method of knight sacrifice"]
[SetUp "1"]
[FEN "8/8/4N3/8/7p/3K1k2/7P/8 w - - 0 1"]
[PlyCount "23"]
1. h3 {The only white pawn has to stay alive in order to play for a win. } Kg3
2. Ng5 Kf4 3. Ne4 Kf3 $1 4. Kd4 Kf4 $1 5. Kd5 Kf5 6. Nc3 $1 {The knight should
be sacrificed on a distant square - namely g1.} (6. Nf2 $2 Kf4 {[%cal Gf4g3,
Rg3f2,Rg3h3]} 7. Kd4 {[%csl Re3,Re4,Re5]} Kf3 8. Ke5 {[%cal Ge5f5,Gf5g5]} Kxf2
9. Kf4 {[%csl Re3,Rf3,Rg3]} Ke2 $1 (9... Kg2 $2 10. Kg4 Kh2 11. Kxh4 $18 {
[%cal Gh3h8,Gh8c8,Gc8c3,Gc3h3,Gh4g4,Gh3h4,Gh4h5,Gh5h6,Gh6h7]}) 10. Kg4 Ke3 11.
Kxh4 Kf4 {[%csl Rg3,Rg4,Rg5] 1/2-1/2; The white king cannot escape as his
black counter-part would get access to h8.}) 6... Kf4 {[%cal Gf4g3,Rg3h3]} 7.
Ne2+ Kf3 8. Ng1+ Kg2 {[%tqu "En","","","","d5e4","",10]} 9. Ke4 $1 {[%cal
Ge4f4,Gf4g4,Rg4h4,Gh4g5]} Kxg1 10. Kf3 $1 {[%csl Gf1,Rf2,Rg2,Gh1][%cal Gg1h2]
deflection from the side. } (10. Kf4 $2 Kf2 (10... Kg2 $2 11. Kg4 Kf2 12. Kxh4
$18) 11. Kg4 Ke3 12. Kxh4 Kf4 $11 {[%csl Rg3,Rg4,Rg5]}) 10... Kf1 11. Kg4 Ke2
12. Kxh4 $18 {[%cal Ge2e3,Ge3f4,Gh4g5] Black cannot stop promotion of the pawn.
} (12. Kxh4 Kf3 13. Kg5 Kg3 14. h4 $18 {[%cal Rh4h8,Rh8d8,Rd8d4,Rd4h4]}) 1-0
[Event "Minor piece endgames"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight and pawn vs. pawn"]
[Black "Position 3"]
[Result "1-0"]
[Annotator "Use of the extra knight"]
[SetUp "1"]
[FEN "8/8/1k6/1pp3pp/8/1P2K1P1/3N4/8 w - - 0 1"]
[PlyCount "25"]
1. Ne4 {[%cal Re4g5]} h4 2. g4 $1 {[%csl Re3][%cal Gh4h1,Gh1e1,Ge1e4,Ge4h4,
Re4g5,Ge3f3,Gf3g2,Gg4g5] This pawn is to become a queen and therefore has to
stay alive.} h3 3. Kf3 b4 (3... c4 4. b4 $1 {[%cal Ge4c3]} Kc6 5. Nc3 $1 $18 {
[%cal Gf3g3,Rg3h3] White can collect the h-pawn after proper blocking of
Black's passed pawn and engaging the black king with the task of protecting
the b5-pawn.}) 4. Nxg5 c4 {[%tqu "En","","","","g5e4","",10]} 5. Ne4 $1 {
[%cal Ge4d2,Rd2b3,Rd2b1]} cxb3 6. g5 b2 7. Nd2 {[%cal Gd2b1]} Kc5 8. g6 h2 9.
Kg2 Kd4 10. g7 Kd3 11. g8=Q Kxd2 12. Qa2 Kc2 {[%tqu "En","","","","a2c4","",0]}
13. Qc4+ {[%cal Gc2b1,Gc2d1,Gc2d2] White will pick up all black pawns.} (13.
Qc4+ {Stockfish 271221: 1)} Kd1 ({Stockfish 271221: 2)} 13... Kd2 14. Qxb4+ Kc2
15. Qc4+ Kd2 16. Qb3 {[%cal Rb3b2]} Kc1 17. Qc3+ Kb1 18. Kxh2 Ka2 {[%cal Gb2b1]
} 19. Qc2 Ka1 20. Qa4+ Kb1 21. Kg2 Kc1 22. Qc4+ Kd2 23. Qb3 Kc1 24. Qc3+ Kb1
25. Kf3 Ka2 26. Qc4+ Ka3 27. Qb5 $18 b1=Q (27... Ka2 28. Qa4+ Kb1 29. Ke2 Kc1
30. Qd1#) 28. Qxb1 Ka4 29. Ke4 Ka5 30. Kd5 Ka6 31. Kc6 Ka7 32. Qb7# {[%eval
32730,88] [%wdl 1000,0,0]}) ({Stockfish 271221: 3)} 13... Kb1 14. Kxh2 Ka1 15.
Qa6+ Kb1 16. Kg2 Kc1 17. Qc4+ Kd2 18. Qxb4+ Kc2 19. Qc4+ Kd2 20. Qb3 Kc1 21.
Qc3+ Kb1 22. Kf3 Ka2 23. Qc4+ Ka3 24. Qb5 b1=Q 25. Qxb1 Ka4 26. Ke4 Ka5 27. Kd5
Ka6 28. Kc6 Ka7 29. Qb7# {[%eval 32736,88] [%wdl 1000,0,0]}) 14. Qxb4 Kc2 15.
Qc4+ Kd2 16. Qb3 Kc1 17. Qc3+ Kb1 18. Kxh2 Ka2 19. Qc2 Ka1 20. Qa4+ Kb1 21. Kg2
Kc1 22. Qc4+ Kd2 23. Qb3 Kc1 24. Qc3+ Kb1 25. Kf3 Ka2 26. Qc4+ Ka3 27. Qb5 b1=Q
28. Qxb1 Ka4 29. Ke4 Ka5 30. Kd5 Ka6 31. Kc6 Ka7 32. Qb7# {[%eval 32730,89]
[%wdl 1000,0,0]}) 1-0
[Event "Minor piece endgames"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight and pawn vs. pawn"]
[Black "Position 4"]
[Result "1/2-1/2"]
[Annotator "Far advanced pawn vs. knight"]
[SetUp "1"]
[FEN "8/7p/6p1/5k2/7P/5KP1/2p5/2N5 b - - 0 1"]
[PlyCount "31"]
1... h5 $1 {Now White's kingside activities have been paralysed.} 2. Nd3 Kf6 3.
Kf4 Ke6 4. Nc1 Kf6 5. Ne2 Kf7 6. Ke3 (6. Kg5 Kg7 7. Nc1 Kf7 8. Kh6 Kf6 9. Kh7
Kf5 10. Kg7 g5 $11 {Black exchanges all white pawns.}) 6... Kf6 7. Ke4 Kf7 8.
Kd3 Kf6 9. Kxc2 g5 $1 {The advance is correctly timed.} (9... Kf5 10. Kd3 g5
11. Nd4+ Kg4 12. hxg5 Kxg5 13. Ke4 Kg4 14. Nf5 Kg5 15. Ke5 Kg4 16. Kf6 $18 {
Black cannot prevent the loss of the h5-pawn.}) 10. Nd4 gxh4 11. gxh4 Ke5 12.
Kd3 Kf4 13. Ke2 Kg4 14. Nf3 Kg3 15. Ke3 Kg4 16. Kf2 (16. Ke4 Kg3 17. Kf5 Kxf3
18. Kg5 Ke4 19. Kxh5 Kf5 {1/2-1/2; The white king cannot escape as his black
counterpart would get access to h8.}) 16... Kh3 1/2-1/2