Kõlar Karl-Ustav
Place: Tallinn, Estonia
Rating: 2309.57, Std: 165.66, Rank: 289
First game: 2014-04-13, Last game: 2021-07-16
Top rating: 2309.57 (2021-07-16)
Games: 202, Wins: 89, Draws: 11, Losses: 102
Gy1: 0, Gy2: 0, Gy5: 21
| World Renju Youth Cup 2021 (online) AB Group | ||||
|---|---|---|---|---|
| Date | 2021-07-16 | Rating | 2309.57 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Metreveli Maksim | 2375.64 |
| 2 | Black | Win | Kuvaev Vyacheslav | 2125.64 |
| 3 | White | Loss | Kolk Kuno | 2328.07 |
| 4 | White | Loss | Suenaga Daiki | 2251.44 |
| 5 | White | Win | Yu Zhiyang | 2160.64 |
| 6 | White | Win | Tao Junji | 2401.14 |
| 7 | Black | Loss | Gromov Danila | 2483.39 |
| 8 | Black | Loss | Ikla Markus | 2342.53 |
| 9 | White | Win | Arzybov Vladislav | 2041.78 |
| Kawamura Cup 2021, face to face | ||||
| Date | 2021-07-07 | Rating | 2309.40 | |
| Round | Color | Result | Opponent | |
| A1 | White | Loss | Hõbemägi Martin | 2616.32 |
| A2 | Black | Win | Narva Jaan Oskar | 2109.80 |
| A3 | Black | Loss | Topkin Georg-Romet | 2604.98 |
| A4 | White | Win | Kolk Kuno | 2328.79 |
| A5 | Black | Loss | Moor Karl-Mattias | 2233.54 |
| Karepa Open 2021 | ||||
| Date | 2021-07-07 | Rating | 2309.40 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sander Oskar | 1727.26 |
| 2 | White | Draw | Ikla Markus | 2342.39 |
| 3 | Black | Win | Kala Hans Krister | 1608.01 |
| 4 | Black | Win | Nitov Melissa | 1905.29 |
| 5 | Black | Win | Lääne Rauno | 2204.29 |
| 6 | Black | Win | Narva Jaan Oskar | 2109.80 |
| 7 | White | Win | Moisto Mairon | 2026.89 |
| Tallinn Open 2018 | ||||
| Date | 2018-12-30 | Rating | 2208.90 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Kõllo Liisa Maria | 1671.90 |
| B2 | White | Win | Gershman Artem | 1942.45 |
| B3 | White | Win | Pukk Martin | 1733.63 |
| B4 | White | Win | Porokhina Ekaterina | 2157.93 |
| B5 | White | Loss | Ikla Markus | 2316.55 |
| B6 | Black | Win | Väljataga Paul | 2320.77 |
| B7 | White | Loss | Lillemaa Argo | 2214.62 |
| Stefan's 7x7 birthday | ||||
| Date | 2018-03-31 | Rating | 2163.04 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Piik Sander | 2300.38 |
| 2 | Black | Loss | Moor Karl-Mattias | 2083.14 |
| 3 | Black | Win | Ikla Markus | 2237.35 |
| 4 | White | Win | Raag Ardi | 2138.95 |
| 5 | White | Loss | Rahumägi Brenet | 2356.36 |
| Estonian Cup 2018 1/8 and 1/4 finals | ||||
| Date | 2018-02-28 | Rating | 2158.21 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2350.02 |
| 2 | White | Loss | Lõhmus Kristofer | 2350.02 |
| 3 | White | Loss | Lõhmus Kristofer | 2350.02 |
| Kawamura Cup | ||||
| Date | 2018-01-20 | Rating | 2155.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lillemaa Argo | 2185.47 |
| 2 | White | Win | Lääne Rauno | 1993.96 |
| 3 | White | Win | Moor Karl-Mattias | 2062.94 |
| 4 | Black | Loss | Topkin Georg-Romet | 2542.11 |
| 5 | Black | Win | Koni Kirke | 2055.39 |
| 6 | White | Loss | Ikla Markus | 2228.74 |
| 7 | Black | Win | Lõhmus Kristofer | 2345.06 |
| Youth European Championship 2017 | ||||
| Date | 2017-05-04 | Rating | 2112.74 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Narva Jaan Oskar | 1952.12 |
| C2 | Black | Loss | Stoyanov Kirill | 2110.09 |
| C3 | Black | Win | Binihakis Michail | 1917.60 |
| C4 | White | Draw | Piik Sander | 2182.99 |
| C5 | White | Loss | Moor Karl-Mattias | 2054.88 |
| C6 | White | Win | Vladykin Nikita | 2009.14 |
| C7 | White | Win | Ikla Markus | 2166.34 |
| C8 | Black | Win | Efthimakis Giannis | 1721.60 |
| C9 | Black | Loss | Metreveli Maksim | 2299.26 |
| Kawamura Cup 2017 | ||||
| Date | 2017-04-01 | Rating | 2106.20 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Koni Kirke | 2010.05 |
| 2 | Black | Loss | Rahumägi Brenet | 2345.53 |
| 3 | White | Win | Olumets Erko | 2151.80 |
| 4 | Black | Loss | Heidmets Mark | 2134.52 |
| 5 | White | Loss | Lõhmus Kristofer | 2328.09 |
| 6 | Black | Loss | Moisto Mairon | 1933.37 |
| 7 | White | Loss | Kallikorm Kevin Kaido | 1916.31 |
| Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku | ||||
| Date | 2016-12-30 | Rating | 2102.55 | |
| Round | Color | Result | Opponent | |
| B6 | White | Win | Moor Karl-Mattias | 2029.24 |
| B7 | White | Win | Sonina Marina | 1838.98 |
| Estonian qualification to World Championship 2017, 1.stage | ||||
| Date | 2016-12-03 | Rating | 2099.75 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1937.62 |
| 2 | Black | Draw | Piik Sander | 2133.50 |
| 3 | White | Loss | Lõhmus Kristofer | 2307.93 |
| 4 | White | Win | Raag Ardi | 2059.59 |
| 5 | White | Win | Narva Mart | 2010.89 |
| 7 | Black | Loss | Rahumägi Brenet | 2350.56 |
| Youth World Championship 2016 | ||||
| Date | 2016-08-13 | Rating | 2079.11 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Fedotov Denis | 2590.48 |
| A2 | White | Win | Murumaa Magnus | 1945.49 |
| A3 | White | Win | Nebolsin Aleksei | 2177.60 |
| A4 | White | Loss | Topkin Georg-Romet | 2394.99 |
| A5 | Black | Loss | Kolk Kuno | 2300.57 |
| A6 | White | Loss | Purk Tauri | 2365.33 |
| A7 | Black | Win | Soosaar Carlos | 1795.16 |
| A8 | White | Loss | Glibin Aleksey | 2149.26 |
| A9 | White | Draw | Tiivel Siim | 1956.68 |
| A9 | White | Loss | Shabanov Ruslan | 2138.51 |
| A10 | White | Draw | Kõlar Johan-Eerik | 1741.27 |
| A11 | White | Win | Epifanov Evgenii | 1992.89 |
| Youth Mind Sport Festival Renjutournament | ||||
| Date | 2016-07-09 | Rating | 2074.35 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Draw | Metreveli Maksim | 2207.34 |
| A2 | Black | Loss | Lõhmus Kristofer | 2272.58 |
| A3 | Black | Win | Tiivel Tuuli | 2031.27 |
| A4 | Black | Draw | Raag Ardi | 2055.49 |
| A5 | Black | Loss | Kolk Kuno | 2302.01 |
| Estonian Cup 2016 1/16 and 1/8 | ||||
| Date | 2016-04-15 | Rating | 2061.46 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1915.18 |
| 2 | Black | Loss | Narva Jaan Oskar | 1915.18 |
| 4 | Black | Win | Narva Jaan Oskar | 1915.18 |
| Kawamura Cup | ||||
| Date | 2016-02-20 | Rating | 2053.72 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Ikla Markus | 2140.22 |
| A2 | White | Loss | Rahumägi Brenet | 2301.59 |
| A3 | Black | Loss | Heidmets Mark | 2149.88 |
| A4 | White | Loss | Holtsman Kris | 2086.22 |
| A6 | Black | Win | Voznjuk Pavel | 2195.09 |
| A7 | White | Win | Raag Ardi | 2045.53 |
| 1st Team Renju Cup of General Consul of Japan in St. Petersburg | ||||
| Date | 2016-01-10 | Rating | 2048.89 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2355.83 |
| 2 | White | Loss | Berezin Roman | 2507.60 |
| 3 | Black | Win | Muugamae Eric | 1868.28 |
| 4 | Black | Loss | Rumyantseva Ekaterina | 2078.86 |
| 5 | Black | Loss | Karpov Fyodor | 2174.87 |
| 6 | Black | Loss | Kachaev Denis | 2568.06 |
| 7 | Black | Loss | Taiblin Yuriy | 2478.97 |
| 8 | White | Loss | Fedotov Denis | 2567.88 |
| 9 | White | Loss | Arevkov Maxim | 2427.87 |
| Tallinn Open | ||||
| Date | 2015-12-29 | Rating | 2048.83 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Narva Mart | 1945.90 |
| B2 | White | Loss | Olumets Erko | 2165.92 |
| B3 | White | Win | Kallikorm Kevin Kaido | 1892.95 |
| B4 | Black | Win | Kolk Mari | 1907.43 |
| B5 | Black | Loss | Heidmets Mark | 2143.62 |
| B6 | Black | Win | Moor Karl-Mattias | 1950.31 |
| B7 | Black | Win | Ikla Markus | 2138.08 |
| Open Swedish Team Championship | ||||
| Date | 2015-11-15 | Rating | 2042.54 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Dyachkov Nikita | 2245.86 |
| 2 | Black | Loss | Pukk Oskar | 1813.45 |
| 3 | White | Draw | Lind Björn | 2425.90 |
| 4 | White | Loss | Jonsson Peter | 2387.44 |
| 5 | White | Win | Narva Regina | 1712.64 |
| F1 | White | Win | Eriksson Bjorn | 2285.55 |
| F2 | Black | Loss | Widman Linnea | 1994.37 |
| F3 | White | Loss | Karlsson Stefan | 2544.33 |
| Estonian Championship | ||||
| Date | 2015-10-18 | Rating | 2039.90 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Katsev Ilya | 2322.22 |
| 2 | White | Win | Olumets Erko | 2154.33 |
| 3 | White | Loss | Ilu Timo | 2549.90 |
| 4 | White | Loss | Mesila Villem | 2561.98 |
| 5 | White | Loss | Lõhmus Kristofer | 2230.08 |
| 6 | Black | Win | Pukk Oskar | 1806.27 |
| 7 | White | Loss | Rahumägi Brenet | 2264.62 |
| Karepa Open AT | ||||
| Date | 2015-07-14 | Rating | 2018.70 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Murumaa Magnus | 1899.33 |
| B2 | Black | Win | Orlov Denis | 2204.86 |
| B3 | White | Win | Kilk Oliver | 1931.08 |
| B4 | White | Win | Kolk Mari | 1900.62 |
| B5 | White | Win | Narva Mart | 1883.13 |
| B6 | White | Win | Örd Laura | 1675.89 |
| Estonian Cup 2015 to 17th place | ||||
| Date | 2015-05-31 | Rating | 1998.08 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 2023.22 |
| 1 | Black | Win | Pukk Oskar | 1776.03 |
| 2 | Black | Win | Pukk Oskar | 1776.03 |
| Estonian Cup 2015 1/16 and 1/8 finals | ||||
| Date | 2015-05-10 | Rating | 1988.31 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2207.14 |
| 2 | White | Loss | Lõhmus Kristofer | 2207.14 |
| 3 | White | Loss | Lõhmus Kristofer | 2207.14 |
| Youth European Championship 2015 | ||||
| Date | 2015-05-04 | Rating | 1985.96 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Toprak Sarp Firat | 1721.45 |
| C2 | Black | Loss | Danilin Ivan | 2400.23 |
| C3 | White | Win | Erman Deniz Kaan | 1884.71 |
| C4 | White | Loss | Stoyanov Kirill | 2075.64 |
| C5 | White | Loss | Naumov Egor | 1871.97 |
| C6 | White | Loss | Pukk Oskar | 1772.57 |
| C7 | White | Loss | Narva Mart | 1880.86 |
| C8 | White | Win | Raag Ardi | 2016.00 |
| C9 | White | Win | Ikla Markus | 2120.19 |
| Kawamura Cup | ||||
| Date | 2015-04-18 | Rating | 1981.07 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2302.79 |
| 2 | Black | Loss | Moor Karl-Mattias | 1887.10 |
| 3 | Black | Loss | Holtsman Kris | 2046.85 |
| 5 | White | Win | Pirn Rainer | 1683.07 |
| 6 | White | Win | Murumaa Magnus | 1893.60 |
| 7 | White | Win | Ikla Markus | 2118.04 |
| Estonian Cup 2015,preliminary stage | ||||
| Date | 2015-01-30 | Rating | 1956.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kurgpold Reigo | 1790.35 |
| 2 | Black | Win | Kurgpold Reigo | 1790.35 |
| 3 | White | Win | Kurgpold Reigo | 1790.35 |
| Tallinn Open | ||||
| Date | 2014-12-28 | Rating | 1943.54 | |
| Round | Color | Result | Opponent | |
| 5 | Black | Win | Murumaa Mathias | 1725.52 |
| 6 | White | Win | Holtsman Kris | 2030.70 |
| 7 | White | Win | Tiivel Tuuli | 2014.93 |
| 8 | White | Win | Lõhmus Kristofer | 2187.82 |
| Estonian Championship | ||||
| Date | 2014-10-21 | Rating | 1899.15 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Holtsman Kris | 2032.19 |
| 2 | White | Loss | Murumaa Magnus | 1881.48 |
| 3 | White | Loss | Reimand Hanna-Kai | 1794.36 |
| 4 | White | Win | Örd Laura | 1690.97 |
| 5 | Black | Loss | Koni Kirke | 1880.25 |
| 6 | White | Draw | Piik Sander | 1976.94 |
| 7 | White | Loss | Ikla Markus | 2125.10 |
| Youth World Championship 2014 | ||||
| Date | 2014-08-13 | Rating | 1868.58 | |
| Round | Color | Result | Opponent | |
| C2 | White | Loss | Xu Yikuan | 2485.92 |
| C3 | White | Loss | Raag Ardi | 1895.98 |
| C4 | White | Loss | Nikolaev Nikita | 2116.31 |
| C5 | White | Draw | Piik Sander | 1963.41 |
| C6 | White | Loss | Utkin Dmitryi | 1786.05 |
| C7 | Black | Win | Fridman Mikhail | 1839.44 |
| C8 | Black | Loss | Makhin Matvei | 1762.35 |
| C9 | White | Loss | Tiivel Siim | 1943.83 |
| C10 | Black | Loss | Metreveli Maksim | 2050.38 |
| C11 | White | Loss | Kang Tingrui | 2170.08 |
| Karepa Open Yamaguchi | ||||
| Date | 2014-08-01 | Rating | 1866.14 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Karlsson Stefan | 2505.11 |
| 2 | White | Draw | Örd Laura | 1695.41 |
| 3 | Black | Loss | Shabanov Ruslan | 2048.82 |
| 4 | White | Loss | Pozderova Elina | 2045.80 |
| 5 | White | Win | Pukk Oskar | 1718.56 |
| 6 | Black | Loss | Utkin Dmitryi | 1783.99 |
| 7 | White | Win | Kiviberg Emma-Lotta | 1605.22 |
| Karepa Open Taraguchi | ||||
| Date | 2014-07-30 | Rating | 1865.71 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Fedotov Denis | 2461.88 |
| 2 | Black | Win | Koni Kirke | 1863.82 |
| 3 | White | Win | Bovkonyuk Pavel | 1914.23 |
| 4 | White | Loss | Dyachkov Nikita | 2111.17 |
| 5 | Black | Win | Kaljumae Kristina Katarina | 1811.27 |
| 6 | White | Loss | Stoyanov Kirill | 2020.67 |
| 7 | Black | Loss | Holtsman Kris | 2030.08 |
| European Championship 2014, BT | ||||
| Date | 2014-06-30 | Rating | 1857.00 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 1878.76 |
| 2 | White | Loss | Tiivel Siim | 1939.72 |
| 3 | White | Loss | Kolk Mari | 1922.94 |
| 5 | White | Loss | Jõgimaa Carmen | 1804.17 |
| 6 | White | Loss | Pärjasaar Elerin | 1824.62 |
| 7 | White | Loss | Murumaa Magnus | 1855.54 |
| Estonian QT to EC | ||||
| Date | 2014-04-13 | Rating | 1859.34 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2124.16 |
| 2 | White | Loss | Kolk Kuno | 2249.28 |
| 3 | White | Win | Kaljumae Kristina Katarina | 1807.69 |
| 4 | White | Loss | Kallikorm Kevin Kaido | 1955.30 |
| 5 | White | Win | Koni Kirke | 1843.08 |
| 6 | White | Loss | Holtsman Kris | 2018.45 |
| 7 | White | Win | Vaina Birgit | 1590.93 |