[Comment "auto-generated from http://www.jesseo.com/chesspublishing/pgn.php?pgndata=[Event%20%26quot;?%26quot;]%0A[Site%20%26quot;?%26quot;]%0A[Date%20%26quot;????.??.??%26quot;]%0A[Round%20%26quot;?%26quot;]%0A[White%20%26quot;Enter%20New%20Game%26quot;]%0A[Black%20%26quot;?%26quot;]%0A[Result%20%26quot;*%26quot;]%0A[PlyCount%20%26quot;49%26quot;]%0A%0A1.%20d4%20d5%202.%20c4%20Nc6%203.%20Nc3%20Nf6%204.%20Nf3%20dxc4%205.%20Bg5%20h6%206.%20Bh4%20a6%207.%20d5%20Na5%208.%20e4%0Ab5%209.%20e5%20b4%2010.%20Qa4+%20c6%2011.%20dxc6%20Qb6%2012.%20Rd1%20$5%20bxc3%2013.%20bxc3%20$1%20%26%23123;Temporary%0Apiece%20sacrifice,%20but%20White%20won%27t%20remain%20material%20down%20for%20long.%26%23125;%20Qb5%20(13...%0AQxc6%2014.%20Qxa5%20Nd7%2015.%20Nd4%20Qe4+%2016.%20Be2%20$16)%20(13...%20Ne4%2014.%20c7+%20%26%23123;is%20mate,%20of%0Acourse.%26%23125;)%2014.%20Qxb5%20axb5%2015.%20Nd4%20$1%20(15.%20exf6%20$4%20%26%23123;loses%20the%20all-important%20c6%0Apawn.%26%23125;%20Nxc6%2016.%20fxe7%20Bxe7%20$19)%2015...%20Ba6%20(15...%20Nd5%2016.%20Nxb5%20%26%23123;Two%20pawns%20for%0Athe%20piece,%20but%20Black%20is%20facing%20serious%20problems%20involving%20d5%20and%20c7.%26%23125;%20Be6%2017.%0ARxd5%20Bxd5%2018.%20Nc7+%20Kd8%2019.%20Nxa8%20Bxc6%2020.%20Nb6%20g5%20$1%20(20...%20Kc7%2021.%20Nxc4%20Nxc4%2022.%0ABxc4%20Bxg2%2023.%20Rg1%20$16)%2021.%20Bg3%20e6%2022.%20h4%20g4%2023.%20Nxc4%20Nxc4%2024.%20Bxc4%20Bxg2%2025.%20Rg1%0ABf3%2026.%20Be2%20$14%20%26%23123;A%20pleasant%20pawn%20up%20endgame.%26%23125;)%2016.%20exf6%20exf6%2017.%20Be2%20Bc5%2018.%20c7%0AO-O%2019.%20O-O%20$16%20%26%23123;The%20passed%20pawn%20will%20probably%20die%20at%20some%20point,%20but%20White%0Acan%20reap%20other%20benefits%20while%20Black%20is%20capturing%20it.%20For%20example:%26%23125;%20Ra7%2020.%20Bg3%0ABb6%2021.%20Bd6%20Re8%2022.%20Bf3%20Bxc7%2023.%20Bb4%20%26%23123;Black%20is%20in%20big%20trouble.%26%23125;%20Rc8%20$1%20%26%23123;%0AAvoiding%20Bxa5%20and%20Nc6.%26%23125;%2024.%20Rfe1%20(24.%20Bxa5%20$2%20Bxa5%2025.%20Nc6%20Rxc6%2026.%20Bxc6%20Bxc3%20%26%23123;%0ABlack%20is%20at%20least%20equal.%26%23125;)%2024...%20Bb6%2025.%20Nf5%20$18%20%26%23123;The%20computer%20assesses%20this%0Aas%20winning%20for%20White.%20In%20any%20case,%20Whiye%27s%20pieces%20are%20far%20better%20placed,%20and%0Athreats%20on%20the%20King%20are%20beginning%20to%20emerge.%26%23125;%20*%0A%0A"]
[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Enter New Game"]
[Black "?"]
[Result "*"]
[PlyCount "49"]

1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 dxc4 5. Bg5 h6 6. Bh4 a6 7. d5 Na5 8. e4
b5 9. e5 b4 10. Qa4+ c6 11. dxc6 Qb6 12. Rd1 $5 bxc3 13. bxc3 $1 {Temporary
piece sacrifice, but White won't remain material down for long.} Qb5 (13...
Qxc6 14. Qxa5 Nd7 15. Nd4 Qe4+ 16. Be2 $16) (13... Ne4 14. c7+ {is mate, of
course.}) 14. Qxb5 axb5 15. Nd4 $1 (15. exf6 $4 {loses the all-important c6
pawn.} Nxc6 16. fxe7 Bxe7 $19) 15... Ba6 (15... Nd5 16. Nxb5 {Two pawns for
the piece, but Black is facing serious problems involving d5 and c7.} Be6 17.
Rxd5 Bxd5 18. Nc7+ Kd8 19. Nxa8 Bxc6 20. Nb6 g5 $1 (20... Kc7 21. Nxc4 Nxc4 22.
Bxc4 Bxg2 23. Rg1 $16) 21. Bg3 e6 22. h4 g4 23. Nxc4 Nxc4 24. Bxc4 Bxg2 25. Rg1
Bf3 26. Be2 $14 {A pleasant pawn up endgame.}) 16. exf6 exf6 17. Be2 Bc5 18. c7
O-O 19. O-O $16 {The passed pawn will probably die at some point, but White
can reap other benefits while Black is capturing it. For example:} Ra7 20. Bg3
Bb6 21. Bd6 Re8 22. Bf3 Bxc7 23. Bb4 {Black is in big trouble.} Rc8 $1 {
Avoiding Bxa5 and Nc6.} 24. Rfe1 (24. Bxa5 $2 Bxa5 25. Nc6 Rxc6 26. Bxc6 Bxc3 {
Black is at least equal.}) 24... Bb6 25. Nf5 $18 {The computer assesses this
as winning for White. In any case, Whiye's pieces are far better placed, and
threats on the King are beginning to emerge.} *