[Event "iSchach - Aktivschach"]
[Site "?"]
[Date "2015.11.18"]
[Round "1"]
[White "Mach III / Designer 2265"]
[Black "Mephisto Challenger, D5."]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2039"]
[BlackElo "2021"]
[PlyCount "84"]
[EventDate "2015.??.??"]
[TimeControl "18000+30"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 Bd6 5. c5 {Out of book White} Bc7 {
Out of book Black} 6. Nc3 b6 {
Does not want to concede the space advantage to white.} 7. cxb6 (7. b4 $14 {
slighly better}) 7... axb6 8. Bd3 Nf6 9. O-O (9. e4 {
Serious alternative to stay ahead of blacks e5}) 9... O-O 10. b3 $15 (10. e4 {
Serious alternative to stay ahead of blacks e5 plan}) 10... Nbd7 11. a4 $2 {
Misunderstands the concept of controling the centre, e4 or Re1 was suggested.} e5
$17 {Black on the other hand seizes the first opportunity to control the centre (after Nbd7) and
has as such the upper hand, now white has to anticipate on blacks moves.} 12.
Nxe5 $6 (12. e4 {To refrain the e5 from playing on its turn to e4} exd4 13.
Nxd4 Ne5 14. Bc2 dxe4 15. Nxe4 {And here black has many options like Ba6, Nxe4
or Nd5 but should not fear the game, its opened in its favour.}) 12... Nxe5 13.
dxe5 Bxe5 14. Bb2 Re8 $2 $15 {
Does not see a beautiful sacrifice on the white king, what a pitty} (14... Bxh2+ 15. Kxh2
Ng4+ 16. Kg3 (16. Kg1 Qh4 $19) 16... Qd6+ 17. Kf3 (17. Kh3 Qh2#) 17... d4 18.
Ne4 $5 {The most active defense} (18. Ke2 Nxe3 $3 19. fxe3 Bg4+ $19) 18... Ne5+
19. Ke2 $15) 15. Qc2 $2 (15. h3) 15... Qc7 $2 (15... Bxh2+ 16. Kxh2 Ng4+ 17.
Kg1 Qh4 18. Rfe1 d4 $1 19. exd4 $4 (19. Ne4 Rxe4 20. Bxe4 Ba6 21. Bd3 Bxd3 22.
Qxd3 Qxf2+ 23. Kh1 Ra5 $19) 19... Qh2+ 20. Kf1 Qh1#) 16. g3 $15 {
Now the sacrifice was a threat, now the pawn HAS to move.} Bg4 17. Rfc1 {
White aims at the c6. Nb5 & then Nd4 are options} Ra7 {Passive move} 18. f4
Bxc3 {Better was Bd6, the game is balanced again.} 19. Bxc3 Qe7 20. Be5 c5 21.
a5 Rea8 22. a6 {This pawn can be either 2 things, good or bad. As long as the
bishop have its say and it can be protected... All depends on this as the
b-file is not open} Nd7 $5 {Interesting to see this from a chesscomputer. one
for obvious reasons might think : what the hell , but let the computer speak for itself here... following his series of moves} (22... h6) 23. Bxh7+ {The bishop is temporariliy away from a6. } Kh8
24. Qd3 $4 {Changes the evaluation to - 2.5 , refrains its bishop to keep track
of a6 as well.} (24. Bf5 Bxf5 25. Qxf5 Rxa6 26. Rxa6 Rxa6 $11) (24. Bd3 Nxe5
25. fxe5 Qxe5 26. Qf2 {I would opt for variation above} Bc8 $11) 24... Nxe5 25.
fxe5 Qxe5 26. Ra4 {
postpones the piece loss (threatens Rxg4 upon the exchange of queens on h7)}
Qh5 $1 {The best move. The bishop has no more way to go.} (26... f5 {
Also a valid move}) 27. Re1 g6 28. Bxg6 fxg6 29. Qc3+ Kg8 $19 30. Rea1 Qg5 31.
R1a2 Bc8 32. Qd3 b5 33. Rf4 c4 34. Qd1 Rxa6 35. Qf3 Be6 36. Rxa6 Rxa6 37. Rf8+
Kg7 38. Rb8 Qf5 39. Qxf5 Bxf5 40. Rb7+ Kf6 41. Rxb5 Ra1+ 42. Kf2 c3 {
Tobias abandonned.} 0-1