[Event "Xtracon Open 2018"]
[Site "Helsingor"]
[Date "2018.07.25"]
[Round "6"]
[White "Salles, Louis"]
[Black "Ni, Shiqun"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2227"]
[BlackElo "2435"]
[Annotator "Reeh,Oliver"]
[PlyCount "63"]
[EventDate "2018.??.??"]
[SourceVersionDate "2021.09.11"]
{[%evp 0,63,30,20,20,-3,16,22,-3,-13,-10,-10,24,-46,-56,-46,-27,-38,-37,-10,
-10,-18,9,-7,-23,-46,-49,-49,-53,-54,-56,-53,-36,-38,19,-200,158,180,231,156,
163,112,113,32,32,40,40,-73,-53,-63,-61,0,0,0,59,128,470,549,548,583,29995,
29996,29997,29998,29999,-30000]} 1. Nf3 d5 2. c4 d4 3. b4 f6 4. e3 e5 5. c5 a5
6. Qa4+ Bd7 7. b5 dxe3 8. fxe3 Bxc5 9. Bc4 Nh6 10. Nc3 Bf5 11. Nd5 Nd7 12. O-O
Nb6 13. Nxb6 Bxb6 14. Ba3 Qd7 15. Qb3 Bg6 16. d4 Bf7 17. Nxe5 Bxc4 18. Nxc4 Nf5
19. Rac1 Ne7 20. Rf4 a4 21. Qb4 Nd5 22. Re4+ Kf7 {[%tqu "De","Das
Springeropfer 23.Ne5+! fxe5 24.Rf1+ gibt Wei?starken Angriff. ?erlegen Sie
in Ruhe, wie es nach 24..Kg8 und vor allem 24...Kg6 weitergehen soll. Wenn
Sie soweit sind, f?ren Sie bitte 23.Ne5+! aus.","","","c4e5","Rei? die
f-Linie auf - nach 23...fxe5 24.Rf1+ muss der schwarze K?ig nach g6 . Woran
scheitert(24...Kf8?",1]} 23. Ne5+ $1 {[%CAl Re5d7,Re5f7]} fxe5 24. Rf1+ {
[%CAl Gf7g6,Gf7e6,Gf7g8,Gd5f6,Gf7e8]} Kg6 {[%csl Rg4][%CAl Gd7g4]} (24... Kg8 {
[%tqu "En","Just checking - why couldn't Black's king retreat to g8?","","",
"b4f8","... followed by 25...Rxf8 26.Rxf8++.",1,"f1f8","... followed by 25...
Rxf8 26.Qxf8++.",1,"De","Nur zur Kontrolle - warum durfte der schwarze K?ig
nicht zur?k nach g8?","","","b4f8","... nebst 25...Rxf8 26.Rxf8++.",1,"f1f8",
"... nebst 25...Rxf8 26.Qxf8++.",1]} 25. Qf8+ {[%csl Gf8,Rg8][%CAl Gf1f8,Ga3f8,
Ya8f8]} (25. Rf8+ Rxf8 26. Qxf8#) 25... Rxf8 26. Rxf8#) (24... Nf6 25. dxe5 $18
{[%csl Rf6][%CAl Re5f6,Rf1f7]}) (24... Ke6 25. Rxe5#) (24... Ke8 {[%CAl Gb4f8,
Gf1f8]} 25. Qf8+ (25. Rf8+ Rxf8 26. Qxf8#) 25... Rxf8 26. Rxf8#) {[%tqu "En",
"Black's king has gone to g6. What now?","","","b4b1","The key move! White's
queen retreats to the back rank, targeting the black king on the diagonal
b1-g6.",2,"De","Der schwarze K?ig ist nach g6 gegangen. Was nun?","","",
"b4b1","Der Schl?selzug! Die wei? Dame zieht auf die Grundreihe zur?k und
nimmt den schwarzen K?ig auf der Diagonalen b1-g6 aufs Korn.",2]} 25. Qb1 $1 {
[%csl Rb1][%CAl Ge4g4,Rg4g6,Rb1g6]} Nc3 {[%CAl Gc3b1,Gc3e4]} (25... Rae8 26.
Rg4+ {[%CAl Gg4g6,Gb1g6]} (26. Rxe5+ $2 Kh6 $17) 26... Kh6 27. Rh4+ Kg5 28.
Rxh7 $18 {[%CAl Gh2h4]} {Stockfish dev-20230128-e4e61cd9:} e4 {[%csl Re4]} ({
Stockfish dev-20230128-e4e61cd9:} 28... Rxh7 29. Qxh7 Qe6 {[%tqu "En","","","",
"h2h4","",1]} 30. h4+ Kg4 31. Qxg7+ Kxh4 32. Rf3 {[%CAl Gf3h3]} Rg8 33. Rh3+
Qxh3 34. Qh6+ Kg4 35. Qxh3+ Kg5 36. Qg3+ Kf6 37. Qxe5+ Kg6 38. Qxd5 $18) 29.
h4+ Kg6 30. Rxh8 Nf6 (30... Rxh8 $6 {Stockfish dev-20230128-e4e61cd9:} 31.
Qxe4+ Kh6 32. Bf8 {[%CAl Gf1f6,Rf8h6]} Ba5 33. Rf5 {[%CAl Rf5d5]} Qxf5 34. Qxf5
Rxf8 35. Qxf8 Nf6 36. Qc8 b6 37. Qxc7 $18) 31. Rxe8 Qxe8 32. Qe1 $18) {[%tqu
"En","Which continuation leads to victory for White? A) 26.Qc2 Nxe4 27.Qxe4+
Kh6 28.Qh4+ Kg6 B) 26.Rg4+ Kh5 27.Rf5+ Kh6 Take your time to think and then
play the move of your choice: 26.Qc2 or 26.Rg4+","","","b1c2","Calculation,
intuition, or both? Anyway, you are absolutely right!",5,"e4g4","This (very
attractive!) double check only leads to a perpetual. See variation.",0,
"b1d3","",0,"De","Welche Fortsetzung f?rt zum Gewinn f? Wei? A) 26.Qc2
Nxe4 27.Qxe4+ Kh6 28.Qh4+ Kg6 B) 26.Rg4+ Kh5 27.Rf5+ Kh6 ?erlegen Sie in
Ruhe, und spielen Sie dann den Zug Ihrer Wahl: 26.Qc2 oder 26.Rg4+","","",
"b1c2","Berechnung, Intuition, oder beides? Auf jeden Fall goldrichtig!",5,
"e4g4","Dieses (sehr attraktive!) Doppelschach f?rt letztlich nur zum
Dauerschach. Siehe Variante.",0,"b1d3","",0]} 26. Qc2 $3 (26. Rg4+ $2 {
[%CAl Gg6h6,Gg6h5,Rg4g6,Rb1g6] could lead to a typical computer perpetual:
könnte zum einem typischen Computer-Dauerschach führen:} Kh5 $1 (26... Kh6 $2
27. Rh4+ Kg5 {[%tqu "En","How can White force checkmate?","White's queen needs
a square to give check.","","a3e7","Protecting the Rh4 from behind and
deflecting Black's queen.",2,"De","Wie erzwingt Wei?das Matt?","Wie erzwingt
Wei?das Matt?","","a3e7","Deckt den Rh4 von hinten und lenkt die schwarze
Dame ab.",2]} 28. Be7+ {[%csl Ge7][%CAl Ge7h4,Yd7e7,Gd7f5,Rb1f5]
?????,????h4?,???????f5????!?
???????????????4??????????????5??????????
??????????????h4??????????????5??????????
????,????h4?,???????f5????!??
?????????????h4??????????????5???????????
?????????????4??????????????5????????????
???,????h4?,???????f5????!???
????????????4??????????????5?????????????
???????????h4??????????????5?????????????
??,????h4?,???????f5????!????
??????????h4??????????????5??????????????
??????????4??????????????5???????????????
?,????h4?,???????f5????!?????
?????????4??????????????5????????????????
????????h4??????????????5????????????????
,????h4?,???????f5????!??????
???????h4??????????????5?????????????????
???????4??????????????5??????????????????
????h4?,???????f5????!???????
??????4??????????????5??????????????????f
?????h4??????????????5??????????????????f5
???h4?,???????f5????!???????f5?
????h4??????????????5??????????????????f5?
????4??????????????5??????????????????f5??
??h4?,???????f5????!???????f5??
???4??????????????5??????????????????f5???
??h4??????????????5??????????????????f5???
?h4?,???????f5????!???????f5???
?h4??????????????5??????????????????f5????
?4??????????????5??????????????????f5?????
h4?,???????f5????!???????f5????
4?,???????f5????!???????f5????
?,???????f5????!???????f5???!
} Qxe7 {[%tqu "En","Continuation?","","","b1f5","This square is not controlled
by Black's queen anymore!",1,"De","Fortsetzung?","","","b1f5","Dieses Feld
wird ja nicht mehr von der schwarzen Dame kontrolliert!",1]} 29. Qf5+ Kxh4 {
[%tqu "En","Finale!","","","g2g3","Checkmate!",1,"De","Finale!","","","g2g3",
"Schachmatt!",1]} 30. g3# {[%csl Gg3,Rh4][%CAl Gg3h4,Gf5h5,Gf5h3]}) 27. Rf5+
Kh6 $1 (27... Kxg4 28. h3+ Kg3 29. Qe1#) 28. Rh4+ Kg6 {[%CAl Gc3b1,Gd7f5]} 29.
Rg4+ Kh6 $11) 26... Nxe4 27. Qxe4+ {[%csl Ga3,Ge4,Gf1][%CAl Ge4g6]} Kh6 (27...
Kg5 28. Qxe5+ Kh6 29. Be7 $18 {Stockfish dev-20230128-e4e61cd9:} Qxe7 (29...
Qg4 {Stockfish dev-20230128-e4e61cd9:} 30. h3 Qh5 31. Rf5 g5 32. Bxg5+ Qxg5 33.
Rxg5 Bxd4 34. exd4 Rag8 35. h4 a3 36. Qf6+ Rg6 37. Rxg6+ hxg6 38. Qxh8# {
[%eval 32750,24]}) 30. Qxe7 Raf8 31. Rxf8 Rxf8 32. Qxf8 Bc5 33. dxc5 Kg5 34.
Qf4+ Kh5 35. Qf5+ Kh6 36. g4 g6 37. Qf6 a3 38. h4 c6 39. Qf8# {[%eval 32748,
100]}) 28. Qh4+ Kg6 {[%tqu "En","This is the position to be foreseen three
moves ago. White to play and win.","","","a3e7","Correct! White threatens 30.
Qg5++, so Black must clear escape squares for the king with 29...h5.",3,"De",
"Dies ist die Stellung, die es drei Z?e zuvor zu berechnen galt. Wei?zieht
und gewinnt.","","","a3e7","Richtig! Wei?droht 30.Qg5++, daher muss Schwarz
mit 29...h5 R?kzugsfelder f? den K?ig freimachen.",3]} 29. Be7 $1 {[%csl
Gg5,Rg6][%CAl Gh4g5]} h5 (29... h6 30. Qe4+ {[%CAl Re4h7]} Kh5 31. Rf5+ g5 32.
g4+ Kh4 (32... Kg6 33. Rf6+ Kg7 34. Qg6#) 33. Qf3 $18 {[%csl Rh4][%CAl Gf3g3]})
{[%tqu "En","Best check for White?","","","h4g5","Yep - this leads to mate in
3!",2,"De","Bestes Schach f? Wei?","","","h4g5","Genau - dies f?rt zu Matt
in 3!",2]} 30. Qg5+ (30. Rf6+ gxf6 31. Qxf6+ Kh7 32. Qf7+ Kh6 {is not enough.
reicht nicht aus.}) 30... Kh7 {[%tqu "En","Which continuation forces checkmate
on the next move?","","","f1f7","Threatening 31.Rxg7++ or 31.Qxg7++ , and 30...
Rhg8 is followed by 31.Qxh5++. Black resigned!",1,"De","Nach welcher
Fortsetzung wird Schwarz im n?hsten Zug schachmatt?","","","f1f7","Droht 31.
Rxg7++ oder 31.Qxg7++ - und nach 30...Rhg8 folgt 31.Qxh5++. Schwarz gab auf!",
1]} 31. Rf7 {[%csl Gg7][%CAl Gf7g7,Gg5g7] and Black resigned in view of und
Schwarz gab auf angesichts von} Qg4 (31... Rag8 32. Qxh5# {[%csl Rh7][%CAl
Gh5h7]}) (31... Rhg8 32. Qxh5#) 32. Rxg7# {[%csl Gg7,Rh7]} 1-0
