What is the strongest continuation for White?

January 2019 Open Fast #1 Tournament, https://itsyourturn.com
John Coffey vs. Bishop Richard

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

(white to move) 1. Nf3 Nf6 2. d4 g6 3. c4 c5 4. d5 d6 5. Nc3 Bf5 6. Nd2 Bh6 7. e4 Bxd2+ 8. Bxd2 Nxe4 9. Nxe4 Bxe4 10. Qa4+ Kf8 11. Bh6+ Kg8 12. O-O-O e5 13. dxe6 e.p. fxe6 14. Rxd6 Qe7 15. Qd1 Nc6 16. f3 Bf5 17. g4

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

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

White to play

ICC tourney 1581 (12 3), Internet Chess Club
trivialpursuit (1473) vs. MaiTaiCassanova (1578)

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

(white to move) 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Bd7 5. d3 g6 6. Be3 Bg7 7. Qd2 h5 8. h3 Nf6 9. Nge2 Rb8 10. f4 a6 11. O-O Qc8 12. Kh2 b5 13. Nd1 b4 14. c3 a5 15. d4 bxc3 16. bxc3 cxd4 17. cxd4 a4 18. Rc1 Qa6 19. e5 Nh7 20. f5 Bxf5 21. Bxc6+ Kf8 22. exd6 exd6 23. Nf2 Nf6 24. Bf4 Rd8 25. Bg2 Kg8 26. Bg5 Kh7 27. Nc3 d5 28. Bf4 Rhe8 29. Be5 Bh6 30. Bf4 Bg7 31. Rfe1 Re6 32. Rxe6 fxe6 33. Bg5 Rf8 34. Bf3 a3 35. g4 hxg4 36. hxg4 Be4 37. Bxe4 Nxe4 38. Ncxe4 dxe4 39. Nxe4 Rf7 40. Bf4 Kg8 41. Bg3 Qb7 42. Qg2 Qb2 43. Rc8+ Kh7 44. Ng5+ Kh6 45. Nxf7+ Kh7 46. Ng5+ Kh6 47. Nxe6 Bf6 48. g5+ Bxg5 49. Rh8#

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

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

White to play

Live Chess, Chess.com
john2001plus (1865) vs. Zalairian (1602)

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

(white to move) 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Nc3 Qxb3 8. axb3 Nc6 9. Bb5 a6 10. Ne5 Rc8 11. Bxc6+ bxc6 12. Rxa6 e6 13. Nxc6 Bd3 14. Rb6 Nd7 15. Ne5 Nxb6 16. Nxd3 Be7 17. Bd2 O-O 18. Ke2 Ra8 19. Nc5 Bxc5 20. dxc5 Nd7 21. b4 Rfb8 22. Rb1 Ne5 23. b3 Kf8 24. f4 Ng6 25. Na4 Ke7 26. Kd3 Nf8 27. e4 dxe4+ 28. Kxe4 Nd7 29. Kd4 Rd8 30. Kc4 Nf6 31. Bc3 g6 32. b5 Nd5 33. Bd4 Nxf4 34. b6 Ne2 35. Be5 f6 36. b7 Ra5 37. b8=Q fxe5 38. Qc7+

[ 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

What is the best move for White?

Live Chess, Chess.com
Analysis of john2001plus (1855) vs. zynthesis (1596)

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

(white to move) 1. Nf3 e6 2. d4 f5 3. c4 Nf6 4. Nc3 c6 5. Bf4 d5 6. e3 Bd6 7. Bd3 Bxf4 8. exf4 Ne4 9. Bxe4 fxe4 10. Ne5 O-O 11. Qg4 Qf6 12. O-O Qxf4 13. g3 Qf5 14. f4 exf3 e.p. 15. Rxf3 Qxg4 16. Rxf8+ Kxf8 17. Nxg4 Nd7 18. Re1 Nf6 19. Ne5 Ke7 20. cxd5 cxd5 21. h3 Bd7 22. Kg2 Rc8 23. Nd3 Bc6 24. Nf4 Ne4 25. Nxe4 dxe4 26. Re3 Bd5 27. b3 g6 28. Kf2 b5 29. Re2 b4 30. Ng2 Kd6 31. Ne3 Rc3 32. Ke1 h5 33. Kd2 a5 34. Rf2 Ke7 35. Rf4 Rd3+ 36. Ke2 Rc3 37. g4 Rc8 38. gxh5 gxh5 39. Rh4 Rh8 40. Ng4 Kf7 41. Ne5+ Ke7 42. Ng6+

[ 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

What is the best move for White?

Live Chess, Chess.com
Analysis of john2001plus (1855) vs. zynthesis (1596)

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

(white to move) 1. Nf3 e6 2. d4 f5 3. c4 Nf6 4. Nc3 c6 5. Bf4 d5 6. e3 Bd6 7. Bd3 Bxf4 8. exf4 Ne4 9. Bxe4 fxe4 10. Ne5 O-O 11. Qg4 Qf6 12. O-O Qxf4 13. g3 Qf5 14. f4 exf3 e.p. 15. Rxf3 Qxg4 16. Rxf8+ Kxf8 17. Nxg4 Nd7 18. Re1 Nf6 19. Ne5 Ke7 20. cxd5 cxd5 21. h3 Bd7 22. Kg2 Rc8 23. Nd3 Bc6 24. Nf4 Ne4 25. Nxe4 dxe4 26. Re3 Bd5 27. b3 g6 28. Kf2 b5 29. Re2 b4 30. Ng2 Kd6 31. Ne3 Rc3 32. Ke1 h5 33. Kd2 a5 34. Rf2 Ke7 35. Rf4 Rd3+ 36. Ke2 Rc3 37. g4 Rc8 38. gxh5 gxh5 39. Rh4 Rh8 40. Ng4 Kf7 41. Ne5+ Ke7 42. Rf4 Kd6 43. Nf7+

[ 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

White to play and win

Live Chess, Chess.com
Analysis of Dj_Volt (1407) vs. john2001plus (1850)

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

(white to move) 1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bd6 6. Bg5 c6 7. Bd3 h6 8. Bh4 O-O 9. O-O Re8 10. Re1 Rxe1+ 11. Qxe1 g5 12. Bg3 Be6 13. Bxd6 Qxd6 14. Qd2 Nbd7 15. Re1 b5 16. Ne5 a5 17. Nxd7 Bxd7 18. Ne2 Re8 19. c3 Ne4 20. Bxe4 Rxe4 21. Ng3 Rxe1+ 22. Qxe1 Qe6 23. Qxe6 fxe6 24. Nh5 Kf7 25. g4 e5 26. h3 exd4 27. cxd4 Ke6 28. f4 gxf4 29. Nxf4+ Kd6 30. Kf2 c5 31. Ke3 c4 32. Kd2 b4 33. Ng6 h5 34. gxh5 Be8 35. Nf4 Bf7 36. h6 Bg8 37. Nh5 Ke6 38. h4 Kf5 39. Ng7+ Kg6 40. Ne8 Kxh6 41. Nf6 Bf7 42. a3 Kg6 43. Nd7 Kh5 44. Nb6 Kxh4 45. axb4 axb4 46. Nd7 Kg3 47. Ne5 Be6 48. Nc6 c3+ 49. bxc3 bxc3+ 50. Kxc3 Kf4 51. Kb4 Ke4 52. Kc5 Bd7 53. Ne5 Be6 54. Ng6 Bf5 55. Ne7 Be6 56. Nc6 Bd7 57. Ne5 Be8 58. Ng4 Bd7 59. Nf6+

[ 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

Mate in 1

Live Chess, Chess.com
AJJMJPE (1681) vs. john2001plus (1872)

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

(black to move) 1. c4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 Bc5 6. Nf3 O-O 7. Bg5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Kg7 11. Nd5 Bb4+ 12. Nc3 d6 13. a3 Bxc3+ 14. bxc3 Bf5 15. f3 Re8 16. e4 Nxe4 17. Bxd8 Nxc3+ 18. Kd2 Nxd1 19. Bxc7 Nb2 20. Kc3 Na4+ 21. Kb3 Nc5+ 22. Kb2 Re3 23. g4 Bg6 24. Bxd6 Na4+ 25. Ka2 Rae8 26. Rc1 Nd4 27. Ka1 Nb3+ 28. Ka2 Nxc1+ 29. Ka1 Rc3 30. h3 Nb3+ 31. Ka2 Bb1+ 32. Kxb1 Re1+ 33. Ka2 Ra1#

[ 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

It appears that Nc1 is also checkmate.

Mate in 1 move.

Casual Game, https://itsyourturn.com
Analysis of John Coffey vs. chess724

8 7 6 5 4 3 2 1 a b c d e f g h +9

(white to move) 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 c6 5. e3 Bb4 6. Bd3 dxc4 7. Bxc4 O-O 8. O-O Nbd7 9. Re1 Bxc3 10. bxc3 h6 11. e4 Nb6 12. Bd3 Bd7 13. Bc2 a6 14. e5 Nfd5 15. Qd3 f5 16. exf6 e.p. Nxf6 17. Ne5 Nbd5 18. Bxh6 gxh6 19. Qg6+ Kh8 20. Qxh6+ Kg8 21. Rad1 Qe7 22. Rd3 Rf7 23. Rh3 Nh7 24. Nxf7 Qf6 25. Rg3+ Ng5 26. Rxg5+ Kxf7 27. Qh7+ Ke8 28. Rg8+ Qf8 29. Rxf8+ Kxf8 30. Bg6 Be8 31. Rxe6 Bxg6 32. Rxg6 Ne7 33. Qh8+ Ng8 34. Rg7 Ke8 35. Qxg8#

[ 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

White to play and win

Live Chess, Chess.com
Analysis of john2001plus (1822) vs. LetsGoRoyals (1639), 900+10

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

(white to move) 1. Nf3 b6 2. e4 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Be7 9. O-O d6 10. Re1 dxe5 11. Nxe5 Bd6 12. Qg4 Bxe5 13. dxe5 g6 14. Bg5 Qd7 15. Bf6 Rg8 16. Rad1 h5 17. Qg5 Qc8 18. Bb5+ Nc6 19. Rd4 a6 20. Bxc6+ Bxc6 21. Red1 Bd5 22. c4 c5 23. Rd4d2 Bxc4 24. Rd8+ Qxd8 25. Bxd8 Kf8 26. Qe7+ Kg7 27. Qf6+ Kh7 28. Rd7 Rg7 29. Rxf7 Rxf7 30. Qxf7+ Kh8 31. Bf6#

[ 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

What is the winning move for Black?

Live Chess, Chess.com
tspaper (1540) vs. john2001plus (1818)

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

(black to move) 1. d4 Nf6 2. Bf4 c5 3. e3 cxd4 4. exd4 Qb6 5. Nf3 Qxb2 6. Nbd2 Nd5 7. Rb1 Qxa2 8. Ra1 Qb2 9. Rb1 Qa3 10. Ra1 Qb4 11. Rb1 Qa5 12. Rb5 Qd8 13. Rxd5 e6 14. Rb5 Nc6 15. Ne4 d5 16. Ng3 a6 17. Rb1 Bd6 18. Bxd6 Qxd6 19. Be2 O-O 20. O-O b5 21. Ra1 Bd7 22. c3 Rfb8 23. Qc2 e5 24. dxe5 Nxe5 25. Nxe5 Qxe5 26. Bd3 Rc8 27. Rfc1 b4 28. Bxa6 Rxc3 29. Qe2 Qc7 30. Bd3 Rxc1+ 31. Rxc1 Qxc1+ 32. Nf1 Re8 33. Qh5 g6 34. Qxd5 Bc6 35. Qd4 Qc3 36. Qxc3 bxc3 37. Ne3 Be4 38. Bxe4 Rxe4 39. Kf1 Rxe3 40. fxe3 c2 41. Ke2 c1=Q

[ 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

Black to play and win

USCF Online rated Chess.com tournament, Chess.com
Bigmind1 (1857) vs. john2001plus (1840)

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

(black to move) 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Nxd4 8. Nxd4 cxd4 9. Qxd4 a6 10. Bxd7+ Bxd7 11. a4 Rc8 12. Qd3 Bc5 13. a5 Bc6 14. Qg3 g6 15. Ne2 d4 16. Bd2 Qd5 17. b4 Ba7 18. c4 dxc3 e.p. 19. Nxc3 Qxg2 20. Rf1 Qxg3+ 21. hxg3 Bg2 22. Ke2 Bxf1+ 23. Rxf1 Rc4 24. b5 Bd4 25. Ne4 Bxe5 26. Kd3 Rd4+ 27. Ke3 Bg7 28. bxa6 bxa6 29. Rb1 O-O 30. Rb6 Ra8 31. Bb4 Rd1 32. Ke2 Rg1 33. Bc5 Rg2+ 34. Kf3 Ra2 35. Bb4 Bd4 36. Rd6 e5 37. Rd5 f5 38. Nf6+ Kf7 39. fxe5 Rf2#

[ 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

What is the best continuation for White?

Live Chess, Chess.com
john2001plus (1892) vs. NJPanda (1860)

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

(white to move) 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. cxd5 Nxd5 9. Nxd5 exd5 10. Bd3 Bb4+ 11. Nd2 Nc6 12. a3 Bd6 13. O-O Bxf4 14. exf4 b6 15. Bxh7+ Kxh7 16. Qc2+ Kg8 17. Qxc6 Ba6 18. Rfe1 Qh4 19. Nf3 Qxf4 20. Qxd5 Rad8 21. Qe5 Qg4 22. h3 Qg6 23. Nh4 Qc6 24. Rac1 Qd5 25. Nf5 Qxe5 26. Rxe5 Rd2 27. Ne7+ Kh7 28. Rh5#

[ 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