White to play and win.

ICC 30 0, Internet Chess Club
Analysis of yoshi (2077) vs. fiddler (1706)

8 7 6 5 4 3 2 1 a b c d e f g h -2

(white to move) 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 Be7 6. Nc3 O-O 7. O-O c5 8. e4 cxd4 9. Nxd4 Qc7 10. Qe2 a6 11. e5 Nfd7 12. Bxe6 Qxe5 13. Qxe5 Nxe5 14. Bxc8 Rxc8 15. Re1 Bc5 16. Nb3 Nd3 17. Re2 Bxf2+ 18. Rxf2 Nxf2 19. Kxf2 Nc6 20. Bf4 Nb4 21. Rd1 Rd8 22. Bd6 Nc6 23. Na4 b5 24. Nac5 Ne5 25. Nb7 Re8 26. Bxe5 Rxe5 27. Nd4 f6 28. Nc6 Re4 29. Rd7 Rc4 30. Ne7+ Kf8 31. Nd6 Rc2+ 32. Kf3 Rxb2 33. Nef5 Rxa2 34. Rf7+ Kg8 35. Rxg7+ Kf8 36. Rxh7 Kg8 37. Rg7+ Kf8 38. Rf7+ Kg8 39. Ne7+ Kh8 40. Ne4 Ra3+ 41. Kf4 Ra4 42. Kf5 Rxe4 43. Ng6+ Kg8 44. Kxf6 Rf4+ 45. Nxf4 Rf8 46. Rxf8+ Kxf8 47. g4 b4 48. g5 b3 49. g6 b2 50. g7+ Kg8 51. Nd5 Kh7 52. Ne7 b1=Q 53. g8=Q+

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Pawn promotion:
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What is the best line for Black?

ICC tourney 1255 (12 3), Internet Chess Club
Analysis of LiangLiang (1634) vs. yoshi (1636)

1 2 3 4 5 6 7 8 h g f e d c b a 0

(black to move) 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. Ngf3 Nc6 8. c3 Nf6 9. Qe2+ Be7 10. dxc5 O-O 11. Nb3 Rfe8 12. Be3 Ng4 13. O-O-O Rac8 14. c4 Nb4 15. a3 Nxe3 16. fxe3 Qa4 17. Nfd4 dxc4 18. axb4 cxb3 19. Qd3 Bg5 20. Qxb3 Qxb3 21. Nxb3 Rxe3 22. Nd2 b6 23. h4 Bh6 24. g4 Bf4 25. Rhf1 g5 26. hxg5 Bxg5 27. Rf5 h6 28. Kb1 Rd3 29. Kc1 bxc5 30. bxc5 Rd4 31. b3 Rcd8 32. Rf2 a5 33. Kc2 a4 34. bxa4 Rxa4 35. c6 Rad4 36. Kc3 Rd4d6 37. c7 Rc6+ 38. Kb2 Rxc7 39. Ka2 Rc2+

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Options:
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Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Black to play and win.

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Analysis of Troy8 (1988) vs. john2001plus (1854)

1 2 3 4 5 6 7 8 h g f e d c b a 0

(black to move) 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c6 5. Qc2 Bd6 6. d4 O-O 7. Nbd2 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qh4 Qa5+ 12. Bd2 Bb4 13. Qf4 Rd8 14. O-O Bxd2 15. Nxd2 e5 16. dxe5 Qxd2 17. Qxd2 Rxd2 18. exf6 Rxb2 19. Rfe1 Be6 20. fxg7 Bxc4 21. Rab1 Rxb1 22. Rxb1 Bxa2 23. Rxb7 Bd5 24. Bxd5 cxd5 25. Rd7 a5 26. Rxd5 a4 27. Rd2 a3 28. Ra2 Kxg7 29. Kf1 Kf6 30. Ke2 Ke5 31. Kd3 Kd5 32. f3 Kc5 33. Kc3 f5 34. g4 fxg4 35. fxg4 Kd5 36. Kd3 Ke5 37. Ke3 Ra4 38. h3 Re4+ 39. Kf3 Rf4+ 40. Kg3 Ra4 41. Kh4 Kf4 42. Kh5 Kg3 43. Kg5 Ra5+ 44. Kh6 Kxh3 45. g5 Kh4 46. Rh2+ Kg4 47. Rg2+ Kf4 48. Rf2+ Ke4 49. Re2+ Kd3 50. Ra2 Ra7 51. Ra1 a2 52. Rc1 a1=Q 53. Rxa1 Rxa1 54. Kxh7 Ke4 55. g6 Kf5 56. g7 Rh1+ 57. Kg8 Kg6 58. Kf8 Rf1+ 59. Kg8 Rf2 60. Kh8 Rh2+ 61. Kg8 Rh7 62. Kf8 Rxg7

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Options:
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	- use short algebraic notation;
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Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Black to play.

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Analysis of kyaw333 (1603) vs. john2001plus (1799)

1 2 3 4 5 6 7 8 h g f e d c b a -2

(black to move) 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. a3 Be7 6. Qc2 c5 7. dxc5 Bxc5 8. e3 Nc6 9. Bg2 Qb6 10. Nh3 Bxe3 11. fxe3 Qxe3+ 12. Kf1 Nd4 13. Qd1 Qd3+ 14. Kg1 Ne2+ 15. Kf2 Ng4+ 16. Ke1 Nd4 17. Be4 Qe3+ 18. Kf1 f5 19. Kg2 fxe4 20. Qxg4 Nc2 21. Nxe4 h5 22. Qxg7+ Kxg7 23. Bxe3 Nxe3+ 24. Kg1 d5 25. Nd6 e5 26. Nxc8 Raxc8 27. Re1 d4 28. b3 Rc6 29. a4 Kg6 30. a5 Rf3 31. Rxe3 Rxe3 32. Kg2 Rxb3

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Options:
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movement/animation speed: (slow) (fast)
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Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Click here for 22. Qd1.

Black to play and win.

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Analysis of chessnerdbird (1392) vs. john2001plus (1845)

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 f6 7. b4 fxe5 8. dxc5 Qc7 9. Bb5 Bd7 10. O-O e4 11. Nd4 Nf6 12. Bxc6 bxc6 13. Bg5 Qe5 14. Bxf6 gxf6 15. Re1 O-O-O 16. Nd2 Qg5 17. Qa4 Kb7 18. b5 cxb5 19. Rab1 Bxc5 20. Nxe6 Bxf2+ 21. Kxf2 Qf5+ 22. Nf3 Qxe6 23. Nd4 Qb6 24. Qb3 Qc5 25. a4 Rb8 26. axb5 Ka8

[ Flip the board | Reset | Options… ] Play chess online

 

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Black to play for equality.

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Analysis of pawnhopper316 (1987) vs. john2001plus (1840)

1 2 3 4 5 6 7 8 h g f e d c b a -1

(black to move) 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bd6 6. O-O O-O 7. c3 Bg4 8. Bg5 h6 9. Bh4 g5 10. Bg3 Re8 11. Nbd2 Ne4 12. Qc2 Nxg3 13. hxg3 Nc6 14. b4 Qf6 15. a4 Re6 16. a5 Rae8 17. b5 Ne7 18. b6 cxb6 19. axb6 a6 20. Qa4 Nc6 21. Bxa6 Ra8 22. Qb5 Rxa6 23. Rxa6 bxa6 24. Qxc6 Bf8 25. Qxd5 Rxb6 26. Ne5 Be6 27. Qa5 Rb2 28. Ne4 Qf5 29. Nc5 Ra2 30. Qd8 Kg7 31. Nxe6+ Qxe6 32. g4 f6 33. Nd7 Be7 34. Qe8 Re2 35. Nb8 Qxg4 36. Nxa6 h5 37. Nc7 h4 38. Qc6 h3 39. g3 Re4 40. Ne8+ Kg6 41. Qc4 Qf3 42. Qg8+ Kf5 43. Qh7+ Kg4 44. Nxf6+ Bxf6 45. Qd7+ Kh5 46. Qh7+ Kg4 47. Qd7+ Kh5

[ Flip the board | Reset | Options… ] Play online chess

 

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight