Kõlar Karl-Ustav
Place: Tallinn, Estonia
Rating: 2239.43, Std: 115.76, Rank: 279
First game: 2014-04-13, Last game: 2021-07-16
Top rating: 2239.43 (2021-07-16)
Games: 202, Wins: 87, Draws: 11, Losses: 104
Gy1: 0, Gy2: 21, Gy5: 33
| World Renju Youth Cup (online) AB Group | ||||
|---|---|---|---|---|
| Date | 2021-07-16 | Rating | 2239.43 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Metreveli Maksim | 2316.42 |
| 2 | Black | Win | Kuvaev Vyacheslav | 2062.79 |
| 3 | White | Loss | Kolk Kuno | 2294.85 |
| 4 | White | Loss | Suenaga Daiki | 2234.25 |
| 5 | White | Win | Yu Zhiyang | 2107.95 |
| 6 | White | Win | Tao Junji | 2314.77 |
| 7 | Black | Loss | Gromov Danila | 2434.47 |
| 8 | Black | Loss | Ikla Markus | 2282.66 |
| 9 | White | Win | Arzybov Vladislav | 1995.21 |
| Kawamura Cup 2021, face to face | ||||
| Date | 2021-07-07 | Rating | 2239.17 | |
| Round | Color | Result | Opponent | |
| A1 | White | Loss | Hõbemägi Martin | 2564.00 |
| A2 | Black | Win | Narva Jaan Oskar | 2061.65 |
| A3 | Black | Loss | Topkin Georg-Romet | 2552.88 |
| A4 | White | Win | Kolk Kuno | 2295.16 |
| A5 | Black | Loss | Moor Karl-Mattias | 2172.19 |
| Karepa Open 2021 | ||||
| Date | 2021-07-07 | Rating | 2239.17 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sander Oskar | 1673.84 |
| 2 | White | Draw | Ikla Markus | 2282.67 |
| 3 | Black | Win | Kala Hans Krister | 1527.58 |
| 4 | Black | Win | Nitov Melissa | 1872.53 |
| 5 | Black | Win | Lääne Rauno | 2138.01 |
| 6 | Black | Win | Narva Jaan Oskar | 2061.65 |
| 7 | White | Win | Moisto Mairon | 1975.50 |
| Tallinn Open 2018 | ||||
| Date | 2018-12-30 | Rating | 2144.51 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Kõllo Liisa Maria | 1602.31 |
| B2 | White | Win | Gershman Artem | 1901.43 |
| B3 | White | Win | Pukk Martin | 1678.29 |
| B4 | White | Win | Porokhina Ekaterina | 2110.83 |
| B5 | White | Loss | Ikla Markus | 2262.05 |
| B6 | Black | Win | Väljataga Paul | 2272.52 |
| B7 | White | Loss | Lillemaa Argo | 2163.41 |
| Stefan's 7x7 birthday | ||||
| Date | 2018-03-31 | Rating | 2103.66 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Piik Sander | 2239.48 |
| 2 | Black | Loss | Moor Karl-Mattias | 2044.38 |
| 3 | Black | Win | Ikla Markus | 2200.08 |
| 4 | White | Win | Raag Ardi | 2094.13 |
| 5 | White | Loss | Rahumägi Brenet | 2305.04 |
| Estonian Cup 2018 1/8 and 1/4 finals | ||||
| Date | 2018-02-28 | Rating | 2099.07 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2302.07 |
| 2 | White | Loss | Lõhmus Kristofer | 2302.07 |
| 3 | White | Loss | Lõhmus Kristofer | 2302.07 |
| Kawamura Cup | ||||
| Date | 2018-01-20 | Rating | 2095.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lillemaa Argo | 2150.07 |
| 2 | White | Win | Lääne Rauno | 1953.99 |
| 3 | White | Win | Moor Karl-Mattias | 2026.74 |
| 4 | Black | Loss | Topkin Georg-Romet | 2487.67 |
| 5 | Black | Win | Koni Kirke | 2017.31 |
| 6 | White | Loss | Ikla Markus | 2192.68 |
| 7 | Black | Win | Lõhmus Kristofer | 2297.66 |
| Youth European Championship | ||||
| Date | 2017-05-04 | Rating | 2051.52 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Narva Jaan Oskar | 1912.95 |
| C2 | Black | Loss | Stoyanov Kirill | 2073.16 |
| C3 | Black | Win | Binihakis Michail | 1894.71 |
| C4 | White | Draw | Piik Sander | 2140.59 |
| C5 | White | Loss | Moor Karl-Mattias | 2009.20 |
| C6 | White | Win | Vladykin Nikita | 1826.80 |
| C7 | White | Loss | Ikla Markus | 2152.97 |
| C8 | Black | Win | Efthimakis Giannis | 1700.38 |
| C9 | Black | Loss | Metreveli Maksim | 2250.59 |
| Kawamura Cup 2017 | ||||
| Date | 2017-04-01 | Rating | 2047.38 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Koni Kirke | 1975.58 |
| 2 | Black | Loss | Rahumägi Brenet | 2297.26 |
| 3 | White | Win | Olumets Erko | 2114.96 |
| 4 | Black | Loss | Heidmets Mark | 2083.23 |
| 5 | White | Loss | Lõhmus Kristofer | 2277.08 |
| 6 | Black | Loss | Moisto Mairon | 1894.35 |
| 7 | White | Loss | Kallikorm Kevin Kaido | 1885.49 |
| Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku | ||||
| Date | 2016-12-30 | Rating | 2044.59 | |
| Round | Color | Result | Opponent | |
| B6 | White | Win | Moor Karl-Mattias | 1984.45 |
| B7 | White | Win | Sonina Marina | 1811.80 |
| Estonian qualification to World Championship 2017, 1.stage | ||||
| Date | 2016-12-03 | Rating | 2042.53 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1902.00 |
| 2 | Black | Draw | Piik Sander | 2096.21 |
| 3 | White | Loss | Lõhmus Kristofer | 2258.88 |
| 4 | White | Win | Raag Ardi | 2020.76 |
| 5 | White | Win | Narva Mart | 1985.19 |
| 7 | Black | Loss | Rahumägi Brenet | 2299.82 |
| Youth World Championship | ||||
| Date | 2016-08-13 | Rating | 2026.78 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Fedotov Denis | 2541.30 |
| A2 | White | Win | Murumaa Magnus | 1903.50 |
| A3 | White | Win | Nebolsin Aleksei | 2146.08 |
| A4 | White | Loss | Topkin Georg-Romet | 2350.16 |
| A5 | Black | Loss | Kolk Kuno | 2260.68 |
| A6 | White | Loss | Purk Tauri | 2324.37 |
| A7 | Black | Win | Soosaar Carlos | 1763.34 |
| A8 | White | Loss | Glibin Aleksey | 2102.64 |
| A9 | White | Draw | Tiivel Siim | 1926.48 |
| A9 | White | Loss | Shabanov Ruslan | 2099.08 |
| A10 | White | Draw | Kõlar Johan-Eerik | 1711.32 |
| A11 | White | Win | Epifanov Evgenii | 1964.52 |
| Youth Mind Sport Festival Renjutournament | ||||
| Date | 2016-07-09 | Rating | 2022.51 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Draw | Metreveli Maksim | 2170.42 |
| A2 | Black | Loss | Lõhmus Kristofer | 2228.94 |
| A3 | Black | Win | Tiivel Tuuli | 1996.93 |
| A4 | Black | Draw | Raag Ardi | 2012.37 |
| A5 | Black | Loss | Kolk Kuno | 2261.80 |
| Estonian Cup 2016 1/16 and 1/8 | ||||
| Date | 2016-04-15 | Rating | 2010.77 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1885.94 |
| 2 | Black | Loss | Narva Jaan Oskar | 1885.94 |
| 4 | Black | Win | Narva Jaan Oskar | 1885.94 |
| Kawamura Cup | ||||
| Date | 2016-02-20 | Rating | 2003.25 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Ikla Markus | 2109.16 |
| A2 | White | Loss | Rahumägi Brenet | 2256.72 |
| A3 | Black | Loss | Heidmets Mark | 2103.08 |
| A4 | White | Loss | Holtsman Kris | 2040.10 |
| A6 | Black | Win | Voznjuk Pavel | 2170.00 |
| A7 | White | Win | Raag Ardi | 1999.75 |
| 1st Team Renju Cup of General Consul of Japan in St. Petersburg | ||||
| Date | 2016-01-10 | Rating | 1998.03 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2313.52 |
| 2 | White | Loss | Berezin Roman | 2467.20 |
| 3 | Black | Win | Muugamae Eric | 1830.41 |
| 4 | Black | Loss | Rumyantseva Ekaterina | 2038.15 |
| 5 | Black | Loss | Karpov Fyodor | 2137.55 |
| 6 | Black | Loss | Kachaev Denis | 2521.35 |
| 7 | Black | Loss | Taiblin Yuriy | 2426.37 |
| 8 | White | Loss | Fedotov Denis | 2518.66 |
| 9 | White | Loss | Arevkov Maxim | 2379.29 |
| Tallinn Open | ||||
| Date | 2015-12-29 | Rating | 1997.36 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Narva Mart | 1947.04 |
| B2 | White | Loss | Olumets Erko | 2123.07 |
| B3 | White | Win | Kallikorm Kevin Kaido | 1871.98 |
| B4 | Black | Win | Kolk Mari | 1899.19 |
| B5 | Black | Loss | Heidmets Mark | 2098.84 |
| B6 | Black | Win | Moor Karl-Mattias | 1899.53 |
| B7 | Black | Win | Ikla Markus | 2106.75 |
| Open Swedish Team Championship | ||||
| Date | 2015-11-15 | Rating | 1990.14 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Dyachkov Nikita | 2200.05 |
| 2 | Black | Loss | Pukk Oskar | 1735.02 |
| 3 | White | Draw | Lind Björn | 2361.93 |
| 4 | White | Loss | Jonsson Peter | 2342.36 |
| 5 | White | Win | Narva Regina | 1671.12 |
| F1 | White | Win | Eriksson Bjorn | 2251.79 |
| F2 | Black | Loss | Widman Linnea | 1967.93 |
| F3 | White | Loss | Karlsson Stefan | 2505.94 |
| Estonian Championship | ||||
| Date | 2015-10-18 | Rating | 1986.36 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Katsev Ilya | 2280.83 |
| 2 | White | Win | Olumets Erko | 2114.73 |
| 3 | White | Loss | Ilu Timo | 2505.84 |
| 4 | White | Loss | Mesila Villem | 2520.80 |
| 5 | White | Loss | Lõhmus Kristofer | 2188.26 |
| 6 | Black | Win | Pukk Oskar | 1726.28 |
| 7 | White | Loss | Rahumägi Brenet | 2224.76 |
| Karepa Open AT | ||||
| Date | 2015-07-14 | Rating | 1965.03 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Murumaa Magnus | 1860.81 |
| B2 | Black | Loss | Orlov Denis | 2213.44 |
| B3 | White | Win | Kilk Oliver | 1880.25 |
| B4 | White | Win | Kolk Mari | 1895.98 |
| B5 | White | Win | Narva Mart | 1916.86 |
| B6 | White | Win | Örd Laura | 1701.78 |
| Estonian Cup 2015 to 17th place | ||||
| Date | 2015-05-31 | Rating | 1950.18 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 1964.09 |
| 1 | Black | Win | Pukk Oskar | 1690.68 |
| 2 | Black | Win | Pukk Oskar | 1690.68 |
| Estonian Cup 2015 1/16 and 1/8 finals | ||||
| Date | 2015-05-10 | Rating | 1943.26 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2165.39 |
| 2 | White | Loss | Lõhmus Kristofer | 2165.39 |
| 3 | White | Loss | Lõhmus Kristofer | 2165.39 |
| Youth European Championship | ||||
| Date | 2015-05-04 | Rating | 1941.58 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Toprak Sarp Firat | 1710.69 |
| C2 | Black | Loss | Danilin Ivan | 2367.17 |
| C3 | White | Win | Erman Deniz Kaan | 1942.09 |
| C4 | White | Loss | Stoyanov Kirill | 2046.75 |
| C5 | White | Loss | Naumov Egor | 1858.63 |
| C6 | White | Loss | Pukk Oskar | 1688.03 |
| C7 | White | Loss | Narva Mart | 1906.12 |
| C8 | White | Win | Raag Ardi | 1956.44 |
| C9 | White | Win | Ikla Markus | 2093.37 |
| Kawamura Cup | ||||
| Date | 2015-04-18 | Rating | 1937.65 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2263.38 |
| 2 | Black | Loss | Moor Karl-Mattias | 1844.14 |
| 3 | Black | Loss | Holtsman Kris | 2011.50 |
| 5 | White | Win | Pirn Rainer | 1600.70 |
| 6 | White | Win | Murumaa Magnus | 1860.75 |
| 7 | White | Win | Ikla Markus | 2092.12 |
| Estonian Cup 2015,preliminary stage | ||||
| Date | 2015-01-30 | Rating | 1918.13 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kurgpold Reigo | 1752.57 |
| 2 | Black | Win | Kurgpold Reigo | 1752.57 |
| 3 | White | Win | Kurgpold Reigo | 1752.57 |
| Tallinn Open | ||||
| Date | 2014-12-28 | Rating | 1907.83 | |
| Round | Color | Result | Opponent | |
| 5 | Black | Win | Murumaa Mathias | 1697.95 |
| 6 | White | Win | Holtsman Kris | 2000.68 |
| 7 | White | Win | Tiivel Tuuli | 1985.36 |
| 8 | White | Win | Lõhmus Kristofer | 2145.58 |
| Estonian Championship | ||||
| Date | 2014-10-21 | Rating | 1875.15 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Holtsman Kris | 2001.49 |
| 2 | White | Loss | Murumaa Magnus | 1854.36 |
| 3 | White | Loss | Reimand Hanna-Kai | 1779.20 |
| 4 | White | Win | Örd Laura | 1702.50 |
| 5 | Black | Loss | Koni Kirke | 1833.31 |
| 6 | White | Draw | Piik Sander | 1944.86 |
| 7 | White | Loss | Ikla Markus | 2095.13 |
| Youth World Championship | ||||
| Date | 2014-08-13 | Rating | 1851.73 | |
| Round | Color | Result | Opponent | |
| C2 | White | Loss | Xu Yikuan | 2447.31 |
| C3 | White | Loss | Raag Ardi | 1866.11 |
| C4 | White | Loss | Nikolaev Nikita | 2098.11 |
| C5 | White | Draw | Piik Sander | 1936.19 |
| C6 | White | Loss | Utkin Dmitryi | 1763.61 |
| C7 | Black | Win | Fridman Mikhail | 1826.77 |
| C8 | Black | Loss | Makhin Matvei | 1741.19 |
| C9 | White | Loss | Tiivel Siim | 1920.23 |
| C10 | Black | Loss | Metreveli Maksim | 2022.32 |
| C11 | White | Loss | Kang Tingrui | 2169.51 |
| Karepa Open Yamaguchi | ||||
| Date | 2014-08-01 | Rating | 1849.63 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Karlsson Stefan | 2480.25 |
| 2 | White | Draw | Örd Laura | 1700.49 |
| 3 | Black | Loss | Shabanov Ruslan | 2023.04 |
| 4 | White | Loss | Pozderova Elina | 1999.07 |
| 5 | White | Win | Pukk Oskar | 1648.19 |
| 6 | Black | Loss | Utkin Dmitryi | 1762.14 |
| 7 | White | Win | Kiviberg Emma-Lotta | 1577.74 |
| Karepa Open Taraguchi | ||||
| Date | 2014-07-30 | Rating | 1849.28 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Fedotov Denis | 2422.63 |
| 2 | Black | Win | Koni Kirke | 1820.32 |
| 3 | White | Win | Bovkonyuk Pavel | 1883.38 |
| 4 | White | Loss | Dyachkov Nikita | 2079.92 |
| 5 | Black | Win | Kaljumae Kristina Katarina | 1721.83 |
| 6 | White | Loss | Stoyanov Kirill | 1997.46 |
| 7 | Black | Loss | Holtsman Kris | 2000.03 |
| European Championship Open | ||||
| Date | 2014-06-30 | Rating | 1842.95 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 1854.08 |
| 2 | White | Loss | Tiivel Siim | 1915.31 |
| 3 | White | Loss | Kolk Mari | 1899.42 |
| 5 | White | Loss | Jõgimaa Carmen | 1773.52 |
| 6 | White | Loss | Pärjasaar Elerin | 1801.24 |
| 7 | White | Loss | Murumaa Magnus | 1834.09 |
| Estonian QT to EC | ||||
| Date | 2014-04-13 | Rating | 1843.69 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2100.36 |
| 2 | White | Loss | Kolk Kuno | 2218.75 |
| 3 | White | Win | Kaljumae Kristina Katarina | 1724.29 |
| 4 | White | Loss | Kallikorm Kevin Kaido | 1921.88 |
| 5 | White | Win | Koni Kirke | 1807.34 |
| 6 | White | Loss | Holtsman Kris | 1991.60 |
| 7 | White | Win | Vaina Birgit | 1560.91 |