Keitlinghaus,L (2520) - Roos,D (2414) [B13]
LK Elsass-Baden Haguenau (25.1), 15.09.2002
[Herbrechtsmeier]



1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Ld3 Sc6 5.c3 Sf6 6.h3 g6
[6...Se4 7.Sd2 Lf5 8.Df3 Sxd2 9.Dxf5 e6 10.Dg4 Sc4 11.De2 b5 1/2-1/2 Thesing,M-Kachiani Gersinska,K/Germany 1997/GER-chT (17); 6...e5 7.dxe5 Sxe5 8.Sf3 Sxd3+ (8...Ld6 9.Sxe5 Lxe5 10.Lb5+ Ld7 11.Lxd7+ Dxd7 12.Sd2 0-0 13.0-0 Lc7 14.Sf3 1-0 Keitlinghaus,L-Douven,R/Groningen 1991/CBM 26 ext (34)) 9.Dxd3 Le7 10.Le3 0-0 11.Sbd2 Le6 (11...b6 12.0-0 Lb7 13.Sd4 Se4 14.Sf5 Lf6 15.Ld4 1/2-1/2 Keitlinghaus,L-Pezerovic,E/Germany 1996/GER-chT (30)) 12.0-0 Sd7 13.Sd4 Sc5 14.Dc2 Tc8 1/2-1/2 Keitlinghaus,L-Kumaran,D/Budapest 1996/CBM 54 ext (20); 6...Dc7 7.Sf3 (7.Se2 e6 8.Lf4 Ld6 ) 7...e6 8.0-0 Ld6 9.Te1 0-0 10.Sbd2 b6 11.De2 Lb7 12.Se5 Tfe8 13.Sdf3 Se4 14.Sc4 Lf8 1/2-1/2 Nikolic,Z-Kostic,V/Ulcinj 1997/EXT 99 (14)]

7.Lf4
[7.Lg5 Lg7 8.Sd2 Lf5 9.Lxf5 gxf5 10.Se2 Se4 11.Lf4 e6 12.f3 Sxd2 13.Dxd2 h5 1/2-1/2 Keitlinghaus,L-Meduna,E/Lazne Bohdanec 1994/CBM 40 (19); 7.Sf3 Lf5 (7...Lg7 8.0-0 0-0 (8...Dd6 9.Te1 Sh5 10.Sbd2 Sf4 11.Lf1 0-0 12.Sb3 Se6 13.Ld2 b6 0-1 Ivanovic,B-Miladinovic,I/Podgorica/Tivat 1994/EXT 2002 (41)) 9.Te1 Dc7 10.Sbd2 (10.Lg5 Lf5 11.Lxf5 gxf5 12.Lxf6 Lxf6 13.Sbd2 e6 14.Sb3 Kh8 15.Sc1 Tg8 1/2-1/2 Keitlinghaus,L-Maiwald,J/Gladenbach 1997/CBM 61 ext (19)) 10...Lf5 11.Sf1 Lxd3 12.Dxd3 a6 13.Sg3 e6 14.Lg5 1-0 Barua,D-Adams,M/Edinburgh 1985/EXT 99 (42)) 8.0-0 (8.Lxf5 gxf5 9.0-0 Dc7 (9...e6 10.Se5 Ld6 11.Sd3 Tg8 12.Sd2 Se4 0-1 Werner,D-Miles,A/Germany 1983/GER-chT (20)) 10.Te1 e6 11.Sbd2 Ld6 12.De2 Se4 13.c4 0-0-0 14.cxd5 exd5 15.Sf1 f4 0-1 Werner,I-Prusikhin,M/Regensburg 1997/EXT 2001 (24)) 8...Lxd3 9.Dxd3 Lg7 10.Lf4 Se4 (10...0-0 11.Sbd2 a6 12.a4 Dc8 13.a5 Dd8 14.b4 1-0 Keitlinghaus,L-Krug,S/Germany 1994/GER-chT (45)) 11.Sbd2 f5 1/2-1/2 Keitlinghaus,L-Meduna,E/CZE 1994/TD (30)]

7...Lg7 8.Sd2 0-0 9.Sgf3 a6
[9...Sd7 10.0-0 e5 11.dxe5 Sdxe5 12.Sxe5 Sxe5 13.Sf3 (13.Lc2 d4 14.Lxe5 Lxe5 15.Sf3 1-0 Kamberovic,S-Mendl,M/Aschach 1996/EXT 98 (46)) 13...Sxd3 14.Dxd3 Db6 15.Dd2 1-0 Schaffarth,P-Crell,A/Kleve 1999/CBM 70 ext (66)]

10.a4
[10.0-0 b5 11.a3+/= LK]

10...Sd7
[10...Lf5 ]

11.0-0
[11.Le2! LK]

11...e5 12.dxe5 Sdxe5 13.Sxe5 Sxe5 14.Lxe5 Lxe5 15.Sf3 Lg7?
[>=15...Lc7 LK]

16.Db3 Dd6 17.Tfd1 Le6 18.Lf1 Tab8 19.Sd4 Dd7 20.Le2 Le5 21.Lf3 Lc7 22.h4! Tfd8 23.g3 Lg4 24.Lxg4 Dxg4 25.Td3 Td6 26.Tad1 Lb6 27.Kg2 Tbd8 28.Sf3 De4 29.T1d2 Tf6 30.Dd1 Tf5 31.b3! d4 32.cxd4 Tfd5 33.Te3 Dg4 34.De2 Dd7 35.Te7 Dc6 36.Tc2 Dd6 37.Te8+ Kg7 38.Tc8 Txc8 39.Txc8 Dd7 40.Dc4 h6
[40...Td6 LK 41.b4+/- Dxa4 42.Se5 Tf6 43.Tb8 Db5 44.Dxb5 axb5 45.Txb7 (45.Sd7 Td6 46.Sxb6 Txb6 47.Kf3 Kf6 48.Ke4 Te6+ 49.Kd3 Tb6 50.g4 ) 45...Lxd4 46.f4 ]

41.Se5 Dd6 42.Tb8 Dxb8 43.Dxd5 Dc7 44.Sd7 1-0