MESON Chess Problem Database
Search Results
| PID | YEARS | KINGS | GBR | STIP | AWARD | SOURCE | COMPOSER(S) |
|---|---|---|---|---|---|---|---|
| 87256 | 1969 | b3a6 | 1014.01 | #2 | None | Serp i molot | Tkachenko, Sergiy Ivanovich |
| 129476 | 1980 | c3a7 | 1130.26 | #4 | None | 64 Shakhmatnoe obozrenie | Tkachenko, Sergiy Ivanovich |
| 87004 | 1983 | c1d4 | 1123.20 | #2 | None | Hlas l'udu | Tkachenko, Sergiy Ivanovich |
| 87035 | 1987 | e4e8 | 1700.07 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 87005 | 1987 | f2c4 | 1050.44 | #3 | None | Sachove umeni (Ceskoslovensky sach) | Tkachenko, Sergiy Ivanovich |
| 129478 | 1988 | a2f8 | 1130.06 | #4 | None | Sachove umeni (Ceskoslovensky sach) | Tkachenko, Sergiy Ivanovich |
| 87007 | 1988 | a4c4 | 1044.13 | #3 | None | Sachove umeni (Ceskoslovensky sach) | Tkachenko, Sergiy Ivanovich |
| 124034 | 1988 | b8f5 | 1020.11 | #3 | None | Industrialnoje Zaporozie | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 129909 | 1988 | e7b8 | 1230.16 | #3 | None | Sachove umeni (Ceskoslovensky sach) | Davidenko, Fedor Vasilevich & Tkachenko, Sergiy Ivanovich |
| 87008 | 1988 | f1f6 | 1804.42 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 129473 | 1989 | a8d5 | 1108.04 | #3 | None | 64 Shakhmatnoe obozrenie | Tkachenko, Sergiy Ivanovich |
| 246581 | 1989 | c2e5 | 4552.53 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 87006 | 1989 | d1d6 | 4208.43 | #2 | None | Hlas l'udu | Tkachenko, Sergiy Ivanovich |
| 87052 | 1989 | d8e5 | 4550.53 | #2 | None | Hlas l'udu | Tkachenko, Sergiy Ivanovich |
| 87010 | 1989 | e1e4 | 1472.74 | #2 | None | Sachove umeni (Ceskoslovensky sach) | Tkachenko, Sergiy Ivanovich |
| 93507 | 1989 | e2e4 | 4415.52 | #3 | None | Shakhmaty v SSSR | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 78010 | 1989 | g1d5 | 1785.73 | #4 | None | Shakhmaty | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 200846 | 1989 | g2b8 | 4523.42 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 87001 | 1989 | g8d3 | 1783.54 | #3 | None | Magyar Sakkelet | Tkachenko, Sergiy Ivanovich |
| 86963 | 1989 | h4f3 | 1475.33 | #2 | None | Magyar Sakkelet | Tkachenko, Sergiy Ivanovich |
| 87044 | 1990 | a3c8 | 1730.47 | #5 | None | Magyar Sakkelet | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 203069 | 1990 | a7d4 | 1087.04 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 86964 | 1990 | a7d5 | 1028.56 | #2 | None | Magyar Sakkelet | Tkachenko, Sergiy Ivanovich |
| 74378 | 1990 | c2e4 | 1785.35 | #3 | 3rd Prize | Die Schwalbe | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 86930 | 1990 | e6h5 | 0512.35 | #2 | None | US Problem Bulletin | Kapustin, Fedor Mikhailovich & Tkachenko, Sergiy Ivanovich |
| 254283 | 1990 | e7f5 | 1357.36 | #3 | None | Schach | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 93489 | 1990 | f7d4 | 1047.06 | #4 | None | Shakhmaty v SSSR | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 87036 | 1990 | h1d8 | 0732.04 | #4 | None | Sachove umeni (Ceskoslovensky sach) | Tkachenko, Sergiy Ivanovich |
| 87002 | 1990 | h4e4 | 1652.45 | #3 | None | Magyar Sakkelet | Tkachenko, Sergiy Ivanovich |
| 207160 | 1991 | a1e2 | 1530.11 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 92847 | 1991 | a6d5 | 0124.12 | #3 | None | Schach-Echo | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 207658 | 1991 | a7e3 | 0157.64 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 87003 | 1991 | c1d4 | 4578.64 | #3 | None | Sakkelet | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 209728 | 1991 | c7e5 | 1785.34 | #2 | None | Suomen Shakki | Tkachenko, Sergiy Ivanovich |
| 163549 | 1991 | e8d6 | 1261.31 | #2 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 30601 | 1991 | f7d5 | 4246.58 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 206960 | 1991 | g1e1 | 4623.24 | #5 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 35155 | 1991-1992 | f1f4 | 3481.67 | #4 | 4th Comm. | Phenix | Tkachenko, Sergiy Ivanovich |
| 87243 | 1992 | a2a4 | 0110.20 | #2 | None | Intelectualie Egri | Tkachenko, Sergiy Ivanovich |
| 197389 | 1992 | a3d5 | 4847.65 | #2 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 207844 | 1992 | a6d5 | 1411.25 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 106576 | 1992 | b1c4 | 1374.16 | #3 | None | Praca | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 30605 | 1992 | b5d3 | 1787.45 | #3 | 3rd Prize | The Problemist | Tkachenko, Sergiy Ivanovich |
| 74805 | 1992 | b6d4 | 4188.07 | #3 | None | 64 Shakhmatnoe obozrenie | Tkachenko, Sergiy Ivanovich |
| 127590 | 1992 | b8e5 | 4753.18 | #4 | None | Shakhmatny Vestnik | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 87142 | 1992 | c6c4 | 0415.57 | #4 | None | US Problem Bulletin | Kapusta, Viktor Lvivovich & Tkachenko, Sergiy Ivanovich |
| 86894 | 1992 | c7d5 | 1578.43 | #2 | 3rd HM. | Shakhmatnaya kompozitsiya | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 87249 | 1992 | e1e3 | 4556.33 | #2 | None | US Problem Bulletin | Tkachenko, Sergiy Ivanovich |
| 87242 | 1992 | f7h6 | 0100.31 | #2 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 207851 | 1992 | g8c4 | 4588.28 | #3 | None | Sachova skladba | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 245601 | 1993 | a1d5 | 3587.36 | #4 | None | Schweizerische Schachzeitung | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 245823 | 1993 | a1d6 | 0451.25 | #3 | None | Schweizerische Schachzeitung | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 87247 | 1993 | a4e5 | 4828.17 | #3 | None | US Problem Bulletin | Tkachenko, Sergiy Ivanovich |
| 946 | 1993 | a8e5 | 4582.55 | #2 | None | The Problemist Supplement | Tkachenko, Sergiy Ivanovich |
| 159404 | 1993 | b4c8 | 1030.20 | #3 | None | Schach | Tkachenko, Sergiy Ivanovich |
| 30361 | 1993 | b4d5 | 4375.65 | #3 | 5th Comm. | Probleemblad | Kapusta, Viktor Lvivovich & Tkachenko, Sergiy Ivanovich |
| 86931 | 1993 | c8f5 | 1535.24 | #2 | None | Sahovska Kompozicia | Limaz, Sergiy V & Tkachenko, Sergiy Ivanovich |
| 245796 | 1993 | d2e6 | 4814.13 | #2 | None | Schweizerische Schachzeitung | Tkachenko, Sergiy Ivanovich |
| 55738 | 1993 | d8h8 | 4804.17 | #2 | None | Troll | Limaz, Sergiy V & Tkachenko, Sergiy Ivanovich |
| 7730 | 1993 | f3d4 | 1501.63 | #2 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 199441 | 1993 | f4d6 | 1247.23 | #2 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 198972 | 1993 | f8d5 | 1755.33 | #2 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 250918 | 1993 | g1e4 | 1245.42 | #2 | Comm. | Schach | Tkachenko, Sergiy Ivanovich |
| 275993 | 1993 | g1e5 | 1144.11 | #2 | None | Springaren | Tkachenko, Sergiy Ivanovich |
| 55733 | 1993 | g5d4 | 1161.36 | #2 | None | Troll | Tkachenko, Sergiy Ivanovich |
| 208211 | 1993 | g5e5 | 0554.33 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 29554 | 1993 | h1e5 | 1588.23 | #3 | None | The Problemist | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 87037 | 1993 | h5f1 | 1400.14 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 267688 | 1993 | h6d5 | 1142.24 | #2 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 56538 | 1993-1997 | f6e4 | 4115.15 | #4 | 1st Place | 05. WCCT | Lyubashevsky, Leonid Abramovic & Rudenko, Valentin Fedorovich & Tkachenko, Sergiy Ivanovich |
| 30608 | 1994 | b1d2 | 1402.85 | #3 | 1st HM. | The Problemist | Tkachenko, Sergiy Ivanovich |
| 208455 | 1994 | b6e6 | 1471.18 | #3 | None | Sachova skladba | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 257808 | 1994 | c8f5 | 1535.24 | #2 | None | Buletin Problemistic | Limaz, Sergiy V & Tkachenko, Sergiy Ivanovich |
| 77203 | 1994 | e1h3 | 3588.55 | #3 | None | Probleemblad | Kuznetsov, Anatoly Grigorievich & Tkachenko, Sergiy Ivanovich |
| 256557 | 1994 | e8d5 | 1725.13 | #2 | 2nd Prize | Springaren | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 200165 | 1994 | f3e5 | 4642.55 | #3 | None | Phenix | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 208456 | 1994 | g5b8 | 0181.17 | #4 | None | Sachova skladba | Didenko, Vladimir Vasilovich & Tkachenko, Sergiy Ivanovich |
| 226261 | 1994 | h1d5 | 1141.04 | #3 | 2nd Prize | Praca | Tkachenko, Sergiy Ivanovich |
| 30610 | 1995 | a8e4 | 0122.75 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 60059 | 1995 | a8e4 | 1888.33 | #3 | 1st Prize | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 80282 | 1995 | b1e5 | 1852.46 | #3 | 1/2 Place | Match: Zaporozhye - Krivoi Rog | Koryaka, Vladimir Mikhailovich & Tkachenko, Sergiy Ivanovich |
| 81357 | 1995 | e1a3 | 1234.63 | #3 | None | US Problem Bulletin | Tkachenko, Sergiy Ivanovich |
| 132125 | 1995 | e1d8 | 1532.77 | #4 | None | Die Schwalbe | Kuznetsov, Anatoly Grigorievich & Tkachenko, Sergiy Ivanovich |
| 78985 | 1995 | e1f6 | 1101.36 | #3 | None | 64 Shakhmatnoe obozrenie | Kuznetsov, Anatoly Grigorievich & Tkachenko, Sergiy Ivanovich |
| 264669 | 1995 | e6g6 | 1303.11 | #5 | None | Smena | Tkachenko, Sergiy Ivanovich |
| 34423 | 1995 | f1e3 | 1478.65 | #4 | None | The Problemist | Kapusta, Viktor Lvivovich & Tkachenko, Sergiy Ivanovich |
| 271330 | 1995 | g2e5 | 1526.44 | #2 | Comm. | Buletin Problemistic | Tkachenko, Sergiy Ivanovich |
| 81586 | 1995 | h1d4 | 4288.24 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 86910 | 1996 | a2f5 | 4555.11 | #2 | None | Die Schwalbe | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 265611 | 1996 | b1f5 | 1788.34 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 271455 | 1996 | c6e8 | 1400.20 | #2 | None | Buletin Problemistic | Tkachenko, Sergiy Ivanovich |
| 265604 | 1996 | h2c5 | 4555.11 | #2 | None | The Problemist | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 271666 | 1997 | a3d5 | 4558.44 | #2 | None | Buletin Problemistic | Soldatov, Volodimir Vladimirovich & Tkachenko, Sergiy Ivanovich |
| 261396 | 1997 | a5e4 | 4245.23 | #2 | None | Neue Zurcher Zeitung | Tkachenko, Sergiy Ivanovich |
| 269923 | 1997 | a8d4 | 0752.14 | #3 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 270387 | 1997 | d2e4 | 1237.17 | #2 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 81278 | 1997 | d3h1 | 1112.71 | #3 | 1st HM. | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 87011 | 1997 | e1d5 | 1264.67 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 86928 | 1997 | e8g4 | 1787.21 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 253219 | 1997 | f3h1 | 1442.31 | #3 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 266642 | 1997 | h6e5 | 1558.16 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 133263 | 1998 | c1d5 | 1575.36 | #4 | 2nd Prize | Archakov-60 JT | Marandiuk, Mikhail Nazarovich & Tkachenko, Sergiy Ivanovich |
| 274784 | 1998 | c8c4 | 4878.27 | #2 | None | Buletin Problemistic | Tkachenko, Sergiy Ivanovich |
| 133104 | 1998 | e1e6 | 0102.76 | #4 | 3rd Prize | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 271973 | 1998 | h2c6 | 1138.14 | #4 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 87250 | 1999 | a4c4 | 1348.11 | #2 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 275308 | 1999 | a6h1 | 1401.75 | #3 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 134245 | 1999 | b4f2 | 1551.34 | #2 | None | Sachsische Zeitung | Tkachenko, Sergiy Ivanovich |
| 87251 | 1999 | b8a6 | 1146.13 | #3 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 200418 | 1999 | b8d7 | 1103.75 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 64823 | 1999 | c1a6 | 4877.17 | #4 | 3rd HM. | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 268036 | 1999 | c6f5 | 0441.23 | #4 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 39205 | 1999 | c8e3 | 0251.42 | #3 | 5th HM. | The Problemist | Tkachenko, Sergiy Ivanovich |
| 7314 | 1999 | d1d5 | 4318.35 | #2 | 3rd Comm. | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 200436 | 1999 | f1h1 | 0011.14 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 249478 | 2000 | a1a4 | 0045.12 | #3 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 16012 | 2000 | a3c4 | 3021.51 | #2 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 275526 | 2000 | a8b1 | 1745.24 | #3 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 16088 | 2000 | b6d4 | 4272.37 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 12591 | 2000 | b8e5 | 4745.45 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 200477 | 2000 | c8c4 | 4878.27 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 9234 | 2000 | d3b2 | 1003.01 | #4 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 55055 | 2000 | e1e5 | 0242.87 | #4 | Sp. Prize | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 16089 | 2000 | g1d4 | 4558.10 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 200460 | 2000 | g3b1 | 0025.03 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 24748 | 2000 | g8e4 | 4475.34 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 200466 | 2000 | h2f8 | 0374.46 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 129477 | 2000 | h3g8 | 3347.37 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 87255 | 2000 | h5f3 | 1180.04 | #2 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 33603 | 2001 | a7d5 | 3555.63 | #4 | 3rd Prize | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 37114 | 2001 | a7d5 | 4883.55 | #3 | Comm. | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 220348 | 2001 | b3f1 | 0100.20 | #5 | None | Suomen Shakki | Tkachenko, Sergiy Ivanovich |
| 34324 | 2001 | f6e4 | 1851.15 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 39137 | 2001 | h1e3 | 4455.65 | #3 | 4th HM. | The Problemist | Tkachenko, Sergiy Ivanovich |
| 34323 | 2001 | h3d5 | 1782.43 | #2 | 3rd HM. | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 46075 | 2002 | a5c4 | 1725.16 | #3 | Comm. | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 257635 | 2002 | a6e4 | 1405.16 | #4 | 1st Prize | Sachove umeni (Ceskoslovensky sach) | Salai (Jr), Ladislav & Tkachenko, Sergiy Ivanovich |
| 41005 | 2002 | c8a6 | 1301.07 | #3 | None | The Problemist Supplement | Tkachenko, Sergiy Ivanovich |
| 43359 | 2002 | c8c1 | 1024.16 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 46035 | 2002 | g3e5 | 3115.33 | #2 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 41292 | 2002 | h7e4 | 4577.44 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 41279 | 2002 | h7e6 | 4142.53 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 64976 | 2003 | b8e4 | 4857.46 | #4 | 2nd Prize | The Problemist | Tkachenko, Sergiy Ivanovich |
| 47984 | 2003 | b8e4 | 4857.46 | #4 | 1st Comm. | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 50443 | 2003 | e1c5 | 4877.45 | #4 | 1st HM. | Die Schwalbe | Marandiuk, Mikhail Nazarovich & Tkachenko, Sergiy Ivanovich |
| 223539 | 2003 | e8h5 | 3145.36 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 274836 | 2003 | f8h7 | 0012.11 | #5 | None | Buletin Problemistic | Tishchenko, Yury & Tkachenko, Sergiy Ivanovich |
| 150991 | 2003 | g5e4 | 1748.16 | #3 | None | Suomen Shakki | Tkachenko, Sergiy Ivanovich |
| 47974 | 2003 | h6e6 | 4210.31 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 47981 | 2003 | h8c6 | 1858.55 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 221114 | 2004 | a7e5 | 1047.18 | #4 | None | Sachova skladba | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 55506 | 2004 | b3d5 | 0225.56 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 51910 | 2004 | b6e5 | 3885.47 | #4 | 1st HM. | StrateGems | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 53570 | 2004 | b7e8 | 1220.31 | #2 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 130167 | 2004 | e1e8 | 3055.02 | #3 | 5th HM. | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 51866 | 2004 | e2f5 | 4841.44 | #4 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 56275 | 2004 | e8d5 | 0154.06 | #4 | 3rd Comm. | StrateGems | Tkachenko, Sergiy Ivanovich |
| 56567 | 2004 | f3c4 | 4845.54 | #4 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 53752 | 2004 | g5e4 | 0652.57 | #4 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 53750 | 2004 | h4e4 | 0548.57 | #3 | 2nd HM. | Probleemblad | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 156136 | 2004 | h6d5 | 1168.06 | #4 | 4th HM. | Novovoronezh Atomic Station-40 JT | Tkachenko, Sergiy Ivanovich |
| 155711 | 2004-2005 | e8e6 | 1110.86 | #3 | 3rd HM. | idee & form | Tkachenko, Sergiy Ivanovich |
| 174067 | 2004-2005 | g7c5 | 4888.55 | #3 | 3/4 Prize | Buletin Problemistic | Tkachenko, Sergiy Ivanovich |
| 108180 | 2004-2009 | g2e4 | 0825.48 | #4 | 1st Comm. | BDS-50 JT | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 215656 | 2005 | a4c4 | 1725.23 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 223567 | 2005 | a4d5 | 1847.56 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 86929 | 2005 | c1f4 | 1140.42 | #2 | None | Best Problems | Tkachenko, Sergiy Ivanovich |
| 154640 | 2005 | d3h4 | 1001.21 | #4 | 2nd HM. | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 63369 | 2005 | f7f5 | 4542.73 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 56726 | 2005 | g2d5 | 1158.65 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 156612 | 2005-2006 | g6e6 | 1585.45 | #2 | Comm. | Best Problems | Tkachenko, Sergiy Ivanovich |
| 70035 | 2006 | a4a8 | 1301.01 | #4 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 70503 | 2006 | a8f7 | 1457.33 | #3 | Comm. | The Problemist | Tkachenko, Sergiy Ivanovich |
| 247330 | 2006 | e2b4 | 0758.05 | #4 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 156616 | 2006 | g4d3 | 1244.45 | #3 | None | Best Problems | Tkachenko, Sergiy Ivanovich |
| 67992 | 2006 | g4d5 | 4148.43 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 65242 | 2006 | g8e6 | 0035.55 | #5 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 65361 | 2006 | h5e4 | 0858.66 | #4 | 2nd HM. | The Problemist | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 67996 | 2006 | h8d1 | 1534.23 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 76877 | 2007 | a4e4 | 4425.21 | #2 | None | The Problemist Supplement | Tkachenko, Sergiy Ivanovich |
| 164364 | 2007 | a8d1 | 0184.18 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 75618 | 2007 | e4c1 | 1021.01 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 164361 | 2007 | f1e3 | 1021.54 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 134567 | 2008 | b2e5 | 1718.36 | #4 | 3rd Prize | Mat Plus | Frolkin, Andrei & Karamanits, Anatoly Viktorovich & Tkachenko, Sergiy Ivanovich |
| 80183 | 2008 | d1d4 | 4878.62 | #4 | None | Probleemblad | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 135848 | 2009 | a3b5 | 0721.72 | #3 | None | Mat Plus | Tkachenko, Sergiy Ivanovich |
| 250411 | 2009 | g8d3 | 1325.14 | #2 | None | Uralski Problemist | Tkachenko, Sergiy Ivanovich |
| 135860 | 2009 | h1d5 | 0485.46 | #4 | None | Mat Plus | Tkachenko, Sergiy Ivanovich |
| 169517 | 2011 | a5c5 | 4754.35 | #3 | 3rd HM. | Wola Gulowska | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 144671 | 2011 | a8e5 | 3448.73 | #3 | 5th HM. | Probleemblad | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 253183 | 2012 | b5d5 | 4187.56 | #3 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 147870 | 2012 | d8d5 | 4384.38 | #2 | 2nd HM. | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 147876 | 2012 | g2e5 | 0585.56 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 148504 | 2012 | h5e2 | 1852.55 | #3 | Comm. | The Problemist | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 153320 | 2012 | h7d5 | 1112.45 | #3 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 196257 | 2013 | c1g4 | 1424.17 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 151514 | 2013 | c8f5 | 1188.23 | #2 | 3rd Prize | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 252791 | 2013-2014 | c2e4 | 4282.44 | #2 | None | SEPA-80 JT (Problemas) | Tkachenko, Sergiy Ivanovich |
| 207616 | 2014 | a3e5 | 1042.45 | #4 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 207600 | 2014 | d1d6 | 4720.24 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 153131 | 2014 | e1e8 | 1411.78 | #4 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 267759 | 2014 | e3e5 | 0681.48 | #4 | 1st HM. | Problemist Ukraini-10 JT | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 261101 | 2014 | h6e7 | 4782.13 | #2 | 5th Prize | Neue Zurcher Zeitung | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 158467 | 2015 | a1c2 | 1858.35 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 162539 | 2015 | a2d1 | 1542.33 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 157447 | 2015 | a5e7 | 4112.16 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 164845 | 2015 | a6d5 | 1841.06 | #2 | 5th HM. | StrateGems | Tkachenko, Sergiy Ivanovich |
| 261114 | 2015 | c2e5 | 4585.35 | #2 | None | Neue Zurcher Zeitung | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 259233 | 2015 | c3e3 | 4545.13 | #2 | None | Petite MT (Problemas) | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 259929 | 2015 | c3e4 | 4658.38 | #3 | 2nd HM. | Neue Zurcher Zeitung | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 162207 | 2015 | d1a5 | 1023.47 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 198089 | 2015 | d2e4 | 1848.25 | #2 | None | Zadachi i Etyudi | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 155868 | 2015 | e8c5 | 1242.34 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 209083 | 2015 | e8d4 | 1041.74 | #4 | None | Sachova skladba | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 165890 | 2015 | e8e5 | 1815.55 | #2 | 1st Comm. | StrateGems | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 155769 | 2015 | f7e5 | 1535.56 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 209075 | 2015 | g2e1 | 3121.14 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 179199 | 2015 | g8d5 | 1471.36 | #2 | Comm. | Phenix | Tkachenko, Sergiy Ivanovich |
| 186303 | 2015 | h1e4 | 1711.37 | #2 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 162200 | 2015 | h3f5 | 1288.24 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 208925 | 2015 | h7c5 | 1178.38 | #2 | None | Sachova skladba | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 165729 | 2016 | a1a8 | 0100.11 | #4 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 259719 | 2016 | a1b6 | 1547.24 | #2 | None | Tolosa-100 MT (Problemas) | Tkachenko, Sergiy Ivanovich |
| 166166 | 2016 | a2d3 | 1885.33 | #2 | Comm. | StrateGems | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 166310 | 2016 | a2d5 | 4577.36 | #4 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 253221 | 2016 | a5e1 | 1452.58 | #3 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 259933 | 2016 | a8d6 | 1818.43 | #3 | None | Neue Zurcher Zeitung | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 166299 | 2016 | b7c5 | 1775.65 | #2 | None | StrateGems | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 162320 | 2016 | c7d5 | 1557.35 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 162273 | 2016 | d6f5 | 0388.26 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 159257 | 2016 | e1d4 | 1585.44 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 168972 | 2016 | e7d4 | 1825.35 | #2 | None | SuperProblem | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 209505 | 2016 | f8e5 | 1165.06 | #2 | None | Sachova skladba | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 166307 | 2016 | g1e4 | 1462.78 | #3 | 2nd HM. | StrateGems | Lyubashevsky, Leonid Abramovic & Makaronets, Leonid & Tkachenko, Sergiy Ivanovich |
| 202907 | 2016 | g8e4 | 1548.44 | #2 | None | Zadachi i Etyudi | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 162803 | 2016 | h3e4 | 3168.41 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 162759 | 2016 | h3e4 | 4174.44 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 159265 | 2016 | h3e5 | 0457.25 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 166496 | 2016 | h4f4 | 1741.05 | #2 | None | Sachove umeni (Ceskoslovensky sach) | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 166582 | 2017 | a2d5 | 4742.75 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 165631 | 2017 | a6d3 | 1154.24 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 166790 | 2017 | a8c5 | 4425.64 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 165843 | 2017 | b1d5 | 1875.53 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 166760 | 2017 | b1e4 | 4174.12 | #2 | None | Die Schwalbe | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 165482 | 2017 | b2e5 | 3835.83 | #4 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 210892 | 2017 | b6a4 | 1143.01 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 183270 | 2017 | b6d1 | 1200.23 | #4 | 2nd Prize | Traxler-150 MT | Tkachenko, Sergiy Ivanovich |
| 200710 | 2017 | b7d5 | 4351.15 | #2 | None | Zadachi i Etyudi | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 166045 | 2017 | c3a1 | 1043.01 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 170071 | 2017 | d7d4 | 1274.05 | #2 | None | StrateGems | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 166958 | 2017 | d7d5 | 3851.46 | #4 | None | Phenix | Tkachenko, Sergiy Ivanovich |
| 165907 | 2017 | e2e4 | 4582.52 | #3 | 3rd Comm. | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 180634 | 2017 | f1a2 | 1500.37 | #3 | 1/2 Comm. | StrateGems | Tkachenko, Sergiy Ivanovich |
| 206167 | 2017 | f7d5 | 1347.42 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 254880 | 2017 | f7e4 | 0458.53 | #2 | None | idee & form | Tkachenko, Sergiy Ivanovich |
| 165641 | 2017 | g2e6 | 1576.48 | #4 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 174883 | 2017 | g2h5 | 1552.23 | #2 | 1st HM. | Albrecht-100 MT | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 173259 | 2017 | g4d4 | 1782.36 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 221344 | 2018 | a1e4 | 1555.27 | #2 | None | SuperProblem | Tkachenko, Sergiy Ivanovich |
| 191266 | 2018 | a1e6 | 4278.54 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 265631 | 2018 | a4c4 | 1300.43 | #2 | None | Candela MT (Problemas) | Tkachenko, Sergiy Ivanovich |
| 265173 | 2018 | a8d4 | 1772.46 | #2 | 2nd HM. | Polski Zwiazek Szachowy | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 183703 | 2018 | b5e6 | 1258.36 | #2 | None | The Problemist | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 211149 | 2018 | c1f2 | 1205.32 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 212061 | 2018 | c2e4 | 1823.01 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 194820 | 2018 | d1d3 | 1558.32 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 187380 | 2018 | d1e4 | 0455.34 | #2 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 187501 | 2018 | g1d4 | 4253.63 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 180699 | 2018 | g2e4 | 0254.23 | #2 | None | Die Schwalbe | Basisty, Mark Borisovich & Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 263031 | 2018 | g3e4 | 1440.26 | #2 | 2nd Comm. | SuperProblem | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 216158 | 2019 | a2b4 | 0157.12 | #3 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 210713 | 2019 | a6d4 | 4488.37 | #2 | None | StrateGems | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 211590 | 2019 | a6e4 | 3287.45 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 267760 | 2019 | a8c4 | 4561.14 | #2 | 2nd HM. | Problemist Ukraini | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 197139 | 2019 | b2d5 | 3855.54 | #3 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 203706 | 2019 | b3e5 | 4862.18 | #2 | None | The Problemist | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 194421 | 2019 | b5e4 | 1725.36 | #2 | None | Shakhmatnaya kompozitsiya | Tkachenko, Sergiy Ivanovich |
| 210718 | 2019 | d3d5 | 1332.35 | #3 | None | StrateGems | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 268736 | 2019 | e7d5 | 4122.16 | #2 | None | Zaldo MT (Problemas) | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 194506 | 2019 | f1g4 | 1278.21 | #2 | 2nd Comm. | 07. World Cup | Tkachenko, Sergiy Ivanovich |
| 199822 | 2019 | g4e4 | 4542.32 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 203711 | 2019 | h2a4 | 1144.23 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 228187 | 2020 | a7c5 | 0575.46 | #3 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 221840 | 2020 | a8d5 | 1011.37 | #3 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 227154 | 2020 | a8f5 | 1174.66 | #2 | 3rd HM. | StrateGems | Basisty, Mark Borisovich & Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 263109 | 2020 | b1b3 | 1412.03 | #2 | None | SuperProblem | Tkachenko, Sergiy Ivanovich |
| 263095 | 2020 | b3d3 | 1522.35 | #2 | 6th HM. | SuperProblem | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich |
| 229313 | 2020 | b4d4 | 4815.35 | #2 | None | The Macedonian Problemist | Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 226723 | 2020 | c2d5 | 1548.27 | #2 | None | Die Schwalbe | Basisty, Mark Borisovich & Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 270145 | 2020 | d8d5 | 1588.63 | #3 | None | Probleemblad | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 226775 | 2020 | f1d5 | 1554.25 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 270217 | 2020 | g1f5 | 1552.45 | #2 | None | Probleemblad | Tkachenko, Sergiy Ivanovich |
| 229343 | 2020 | g6d5 | 4552.17 | #2 | None | The Problemist | Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 226771 | 2020 | g7e5 | 1246.14 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 270143 | 2020 | g7e5 | 1558.56 | #2 | None | Probleemblad | Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 236012 | 2020 | g7e6 | 4842.34 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 257753 | 2021 | a6e5 | 4888.31 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 250922 | 2021 | b1a6 | 4551.12 | #2 | None | Die Schwalbe | Basisty, Mark Borisovich & Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 256553 | 2021 | b1f5 | 1530.02 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 253619 | 2021 | b7d7 | 0581.23 | #2 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich & Vasilenko, Anatoly Grigorovich |
| 256469 | 2021 | d1a4 | 4844.46 | #2 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 255565 | 2021 | e1e3 | 1131.24 | #2 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 254956 | 2021 | e1e3 | 1650.42 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 256958 | 2021 | e2d4 | 3552.73 | #3 | None | StrateGems | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 255381 | 2021 | e7e5 | 0543.75 | #4 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 255574 | 2021 | f6b1 | 1103.02 | #3 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 248146 | 2021 | f6c7 | 1113.12 | #2 | None | StrateGems | Tkachenko, Sergiy Ivanovich |
| 247294 | 2021 | h5e8 | 1400.08 | #3 | None | 64 Shakhmatnoe obozrenie | Tkachenko, Sergiy Ivanovich |
| 265328 | 2022 | a2d5 | 0058.36 | #4 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 258807 | 2022 | a3d5 | 1814.14 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 265670 | 2022 | a4d4 | 1752.34 | #2 | None | Variantim | Kapustin, Fedor Mikhailovich & Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 265730 | 2022 | a5e8 | 4703.24 | #2 | None | Parcerisa-80 (Problemas) | Tkachenko, Sergiy Ivanovich |
| 265828 | 2022 | c2d5 | 1124.35 | #2 | None | StrateGems | Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 266431 | 2022 | d6e4 | 1528.06 | #2 | None | Die Schwalbe | Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 268956 | 2022 | e1d4 | 4278.31 | #2 | 3rd Prize | Problemist Ukraini | Dyachuk, Vasyl Vasilovich & Kapustin, Fedor Mikhailovich & Novitski, Petr Adrinovich & Tkachenko, Sergiy Ivanovich |
| 256941 | 2022 | e1e5 | 1555.24 | #2 | None | 64 Shakhmatnoe obozrenie | Kapustin, Fedor Mikhailovich & Tkachenko, Sergiy Ivanovich |
| 272166 | 2022 | e8d4 | 1041.25 | #4 | None | Sachova skladba | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 258651 | 2022 | f3d5 | 1045.46 | #2 | None | Problemist Ukraini | Kapustin, Fedor Mikhailovich & Tkachenko, Sergiy Ivanovich |
| 264942 | 2022 | f8e4 | 4712.34 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 265729 | 2022 | g8e8 | 3137.31 | #2 | None | Parcerisa-80 (Problemas) | Tkachenko, Sergiy Ivanovich |
| 270691 | 2023 | a2e4 | 1555.24 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 274707 | 2023 | a8e6 | 0200.25 | #3 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 271778 | 2023 | b7d1 | 4128.15 | #3 | None | Pat a Mat | Tkachenko, Sergiy Ivanovich |
| 268920 | 2023 | d2a4 | 1227.25 | #2 | None | Problemist Ukraini | Kapustin, Fedor Mikhailovich & Tkachenko, Sergiy Ivanovich |
| 274918 | 2023 | d3d5 | 0328.33 | #3 | None | Sachova skladba | Tkachenko, Sergiy Ivanovich |
| 270625 | 2023 | e2e5 | 1451.25 | #2 | None | The Problemist | Tkachenko, Sergiy Ivanovich |
| 275494 | 2023 | e8e5 | 4078.55 | #3 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 275629 | 2023 | f1d4 | 0554.84 | #4 | None | Problemist Ukraini | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 272604 | 2023 | g1e1 | 0445.27 | #4 | None | Variantim | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 274557 | 2023 | g6c4 | 1561.45 | #2 | None | Pat a Mat | Tkachenko, Sergiy Ivanovich |
| 275542 | 2023 | g8e8 | 1324.05 | #2 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
| 272596 | 2023 | h4d4 | 1188.06 | #2 | None | Variantim | Tkachenko, Sergiy Ivanovich |
| 275652 | 2023 | h5e4 | 4588.36 | #3 | None | Die Schwalbe | Lyubashevsky, Leonid Abramovic & Tkachenko, Sergiy Ivanovich |
| 276182 | 2024 | a2c4 | 1588.33 | #2 | None | Die Schwalbe | Tkachenko, Sergiy Ivanovich |
| 275819 | 2024 | c2d5 | 1543.11 | #2 | None | Pat a Mat | Tkachenko, Sergiy Ivanovich |
| 275675 | 2024 | g8e4 | 3421.53 | #3 | None | Problemist Ukraini | Tkachenko, Sergiy Ivanovich |
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).