www.arves.org - Schach 2010-2011

Studies awarded for the German Magazine tournament Schach 2010-2011.

[Event "3.Hm Schach 2010-2011"] [Site ""] [Date "2011"] [Round ""] [White "Akobia=I"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "4k3/7B/P1P3P1/6p1/K3n3/8/1r6/8 b - - 0 1"] [PlyCount "26"] [SourceDate "2005.01.24"] 
 1... Ra2+ $1 ({after -} 1... Kd8 {sooner will be a main line} 2. g7 Nf6 3. g8=Q+ {etc}) (1... Nf6 2. g7 Ra2+ (2... Kd8 3. g8=Q+) 3. Kb5 Kd8 4. g8=Q+ Nxg8 5. Bxg8 Ra1 6. Kb6 $11) 2. Kb5 Kd8 $1 (2... Nd6+ 3. Kc5 $1 (3. Kb6 $2 Nc8+ 4. Kc7 Rxa6 5. g7 Ra7+ $19) 3... Nf5 4. Kb6 $1 (4. Kb5 $2 Kd8 5. Bg8 Ra1 $1 6. Kb6 Rb1+ 7. Kc5 Kc7 8. Be6 Ng7 $19) 4... g4 5. a7 $11) 3. g7 (3. Bg8 $2 Rb2+ 4. Ka5 Kc7 5. g7 Nf6 6. Bd5 Rb8 $19) 3... Rb2+ (3... Nf6 4. g8=Q+ Nxg8 5. Bxg8 Ra1 6. Be6) 4. Ka4 $3 ({try} 4. Ka5 $5 Nf6 5. g8=Q+ Nxg8 6. Bxg8 Kc7 $1 7. a7 (7. Bd5 Rd2 8. Be6 Kxc6 $19) 7... Rb1 $1 8. Bd5 Ra1+ $19) ({try} 4. Kc4 $5 Nf6 5. g8=Q+ Nxg8 6. Bxg8 Kc7 $19) 4... Nf6 5. g8=Q+ (5. Ka3 $5 Rb8 $19) 5... Nxg8 6. Bxg8 Rb6 $1 ({Now, is very weak for Black -} 6... Kc7 $2 7. a7 $18 {(if compare this line to the line 4.Ka5!? will be clear why was  the move  4.Ka4!!)}) (6... Rb8 7. Be6 $1 $11) 7. a7 ({try} 7. Ka5 $5 Kc7 8. Bd5 Rb1 $1 (8... Rb8 $2 9. a7 Ra8 10. Ka6 $11) 9. a7 Ra1+ $19) 7... Ra6+ 8. Kb5 Rxa7 9. Kb6 Re7 $1 10. Bc4 $3 {zz} ({Thematic try} 10. Bd5 $5 g4 $1 {zz} 11. Bc4 g3 12. Bd5 Kc8 $1 $19 ({not } 12... Rg7 $2 13. Be4 $1 Kc8 14. Bf5+ Kd8 15. Be4 {positional draw, or} g2 16. c7+ Kd7 17. Bc6+ $11) ({also not} 12... Rc7 $2 13. Be4 $1 Rf7 14. Bg2 $1 {zz} Kc8 15. Bh3+ Kd8 16. Bg2 {main thematic variant})) ({Thematic try} 10. Bb3 $5 Re4 $1 ({not} 10... Re3 $2 11. c7+ Kd7 12. Bc2 Rf3 13. Kb7 $11) ({also not} 10... g4 $2 11. Bd5 $1 {zz and thematic line}) 11. Bd5 Rb4+ $19) 10... g4 11. Bd5 $1 {zz} g3 12. Bf3 $1 {zz} (12. Bg2 $2 Rf7 13. Bh3 Rh7 14. Bg2 Kc8 $19) 12... Kc8 {main B} ({main A} 12... Rf7 13. Bg2 $1 {zz} ({Thematic try} 13. Bd5 $5 Rf8 $1 ({not} 13... Re7 14. Bf3 {zz}) 14. c7+ Kd7 15. Kb7 Kd6 16. Bf3 Rf7 $19) 13... Kc8 14. Bh3+ Kd8 15. Bg2 {positional draw}) 13. Bg4+ Kd8 14. Bf3 { positional draw} 1/2-1/2