Kõlar Karl-Ustav
Place: Tallinn, Estonia
Rating: 2307.84, Std: 160.25, Rank: 292
First game: 2014-04-13, Last game: 2021-07-16
Top rating: 2307.84 (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 | 2307.84 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Metreveli Maksim | 2375.59 |
| 2 | Black | Win | Kuvaev Vyacheslav | 2124.63 |
| 3 | White | Loss | Kolk Kuno | 2326.59 |
| 4 | White | Loss | Suenaga Daiki | 2259.53 |
| 5 | White | Win | Yu Zhiyang | 2158.07 |
| 6 | White | Win | Tao Junji | 2380.55 |
| 7 | Black | Loss | Gromov Danila | 2482.79 |
| 8 | Black | Loss | Ikla Markus | 2341.28 |
| 9 | White | Win | Arzybov Vladislav | 2041.81 |
| Kawamura Cup 2021, face to face | ||||
| Date | 2021-07-07 | Rating | 2307.67 | |
| Round | Color | Result | Opponent | |
| A1 | White | Loss | Hõbemägi Martin | 2617.18 |
| A2 | Black | Win | Narva Jaan Oskar | 2107.02 |
| A3 | Black | Loss | Topkin Georg-Romet | 2604.54 |
| A4 | White | Win | Kolk Kuno | 2327.33 |
| A5 | Black | Loss | Moor Karl-Mattias | 2231.94 |
| Karepa Open 2021 | ||||
| Date | 2021-07-07 | Rating | 2307.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sander Oskar | 1724.54 |
| 2 | White | Draw | Ikla Markus | 2341.18 |
| 3 | Black | Win | Kala Hans Krister | 1595.44 |
| 4 | Black | Win | Nitov Melissa | 1902.87 |
| 5 | Black | Win | Lääne Rauno | 2202.72 |
| 6 | Black | Win | Narva Jaan Oskar | 2107.02 |
| 7 | White | Win | Moisto Mairon | 2025.09 |
| Tallinn Open 2018 | ||||
| Date | 2018-12-30 | Rating | 2207.73 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Kõllo Liisa Maria | 1670.45 |
| B2 | White | Win | Gershman Artem | 1941.58 |
| B3 | White | Win | Pukk Martin | 1731.33 |
| B4 | White | Win | Porokhina Ekaterina | 2155.51 |
| B5 | White | Loss | Ikla Markus | 2316.08 |
| B6 | Black | Win | Väljataga Paul | 2320.52 |
| B7 | White | Loss | Lillemaa Argo | 2214.43 |
| Stefan's 7x7 birthday | ||||
| Date | 2018-03-31 | Rating | 2162.00 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Piik Sander | 2299.95 |
| 2 | Black | Loss | Moor Karl-Mattias | 2082.57 |
| 3 | Black | Win | Ikla Markus | 2236.86 |
| 4 | White | Win | Raag Ardi | 2137.61 |
| 5 | White | Loss | Rahumägi Brenet | 2356.23 |
| Estonian Cup 2018 1/8 and 1/4 finals | ||||
| Date | 2018-02-28 | Rating | 2157.16 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2349.68 |
| 2 | White | Loss | Lõhmus Kristofer | 2349.68 |
| 3 | White | Loss | Lõhmus Kristofer | 2349.68 |
| Kawamura Cup | ||||
| Date | 2018-01-20 | Rating | 2154.31 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lillemaa Argo | 2185.23 |
| 2 | White | Win | Lääne Rauno | 1992.87 |
| 3 | White | Win | Moor Karl-Mattias | 2062.25 |
| 4 | Black | Loss | Topkin Georg-Romet | 2542.39 |
| 5 | Black | Win | Koni Kirke | 2054.18 |
| 6 | White | Loss | Ikla Markus | 2228.24 |
| 7 | Black | Win | Lõhmus Kristofer | 2344.69 |
| Youth European Championship 2017 | ||||
| Date | 2017-05-04 | Rating | 2111.56 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Narva Jaan Oskar | 1950.68 |
| C2 | Black | Loss | Stoyanov Kirill | 2109.76 |
| C3 | Black | Win | Binihakis Michail | 1917.04 |
| C4 | White | Draw | Piik Sander | 2181.67 |
| C5 | White | Loss | Moor Karl-Mattias | 2053.93 |
| C6 | White | Win | Vladykin Nikita | 2008.69 |
| C7 | White | Win | Ikla Markus | 2165.74 |
| C8 | Black | Win | Efthimakis Giannis | 1721.02 |
| C9 | Black | Loss | Metreveli Maksim | 2299.20 |
| Kawamura Cup 2017 | ||||
| Date | 2017-04-01 | Rating | 2104.99 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Koni Kirke | 2007.38 |
| 2 | Black | Loss | Rahumägi Brenet | 2345.15 |
| 3 | White | Win | Olumets Erko | 2150.84 |
| 4 | Black | Loss | Heidmets Mark | 2133.95 |
| 5 | White | Loss | Lõhmus Kristofer | 2327.40 |
| 6 | Black | Loss | Moisto Mairon | 1931.80 |
| 7 | White | Loss | Kallikorm Kevin Kaido | 1915.05 |
| Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku | ||||
| Date | 2016-12-30 | Rating | 2101.23 | |
| Round | Color | Result | Opponent | |
| B6 | White | Win | Moor Karl-Mattias | 2028.02 |
| B7 | White | Win | Sonina Marina | 1837.15 |
| Estonian qualification to World Championship 2017, 1.stage | ||||
| Date | 2016-12-03 | Rating | 2098.41 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1935.99 |
| 2 | Black | Draw | Piik Sander | 2131.44 |
| 3 | White | Loss | Lõhmus Kristofer | 2306.86 |
| 4 | White | Win | Raag Ardi | 2056.15 |
| 5 | White | Win | Narva Mart | 2010.05 |
| 7 | Black | Loss | Rahumägi Brenet | 2349.93 |
| Youth World Championship 2016 | ||||
| Date | 2016-08-13 | Rating | 2077.69 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Fedotov Denis | 2590.66 |
| A2 | White | Win | Murumaa Magnus | 1945.26 |
| A3 | White | Win | Nebolsin Aleksei | 2177.02 |
| A4 | White | Loss | Topkin Georg-Romet | 2395.83 |
| A5 | Black | Loss | Kolk Kuno | 2300.48 |
| A6 | White | Loss | Purk Tauri | 2365.12 |
| A7 | Black | Win | Soosaar Carlos | 1793.97 |
| A8 | White | Loss | Glibin Aleksey | 2149.98 |
| A9 | White | Draw | Tiivel Siim | 1958.92 |
| A9 | White | Loss | Shabanov Ruslan | 2138.46 |
| A10 | White | Draw | Kõlar Johan-Eerik | 1740.73 |
| A11 | White | Win | Epifanov Evgenii | 1992.12 |
| Youth Mind Sport Festival Renjutournament | ||||
| Date | 2016-07-09 | Rating | 2072.83 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Draw | Metreveli Maksim | 2207.11 |
| A2 | Black | Loss | Lõhmus Kristofer | 2271.06 |
| A3 | Black | Win | Tiivel Tuuli | 2030.76 |
| A4 | Black | Draw | Raag Ardi | 2050.94 |
| A5 | Black | Loss | Kolk Kuno | 2301.93 |
| Estonian Cup 2016 1/16 and 1/8 | ||||
| Date | 2016-04-15 | Rating | 2059.71 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1913.50 |
| 2 | Black | Loss | Narva Jaan Oskar | 1913.50 |
| 4 | Black | Win | Narva Jaan Oskar | 1913.50 |
| Kawamura Cup | ||||
| Date | 2016-02-20 | Rating | 2051.81 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Ikla Markus | 2140.54 |
| A2 | White | Loss | Rahumägi Brenet | 2300.08 |
| A3 | Black | Loss | Heidmets Mark | 2148.93 |
| A4 | White | Loss | Holtsman Kris | 2085.25 |
| A6 | Black | Win | Voznjuk Pavel | 2194.21 |
| A7 | White | Win | Raag Ardi | 2039.40 |
| 1st Team Renju Cup of General Consul of Japan in St. Petersburg | ||||
| Date | 2016-01-10 | Rating | 2046.87 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2357.89 |
| 2 | White | Loss | Berezin Roman | 2508.21 |
| 3 | Black | Win | Muugamae Eric | 1866.16 |
| 4 | Black | Loss | Rumyantseva Ekaterina | 2079.28 |
| 5 | Black | Loss | Karpov Fyodor | 2175.09 |
| 6 | Black | Loss | Kachaev Denis | 2568.68 |
| 7 | Black | Loss | Taiblin Yuriy | 2479.41 |
| 8 | White | Loss | Fedotov Denis | 2567.38 |
| 9 | White | Loss | Arevkov Maxim | 2428.13 |
| Tallinn Open | ||||
| Date | 2015-12-29 | Rating | 2046.75 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Narva Mart | 1946.99 |
| B2 | White | Loss | Olumets Erko | 2165.26 |
| B3 | White | Win | Kallikorm Kevin Kaido | 1891.93 |
| B4 | Black | Win | Kolk Mari | 1906.65 |
| B5 | Black | Loss | Heidmets Mark | 2142.60 |
| B6 | Black | Win | Moor Karl-Mattias | 1948.14 |
| B7 | Black | Win | Ikla Markus | 2138.85 |
| Open Swedish Team Championship | ||||
| Date | 2015-11-15 | Rating | 2040.20 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Dyachkov Nikita | 2246.46 |
| 2 | Black | Loss | Pukk Oskar | 1799.38 |
| 3 | White | Draw | Lind Björn | 2425.60 |
| 4 | White | Loss | Jonsson Peter | 2387.48 |
| 5 | White | Win | Narva Regina | 1707.40 |
| F1 | White | Win | Eriksson Bjorn | 2285.25 |
| F2 | Black | Loss | Widman Linnea | 1993.68 |
| F3 | White | Loss | Karlsson Stefan | 2544.81 |
| Estonian Championship | ||||
| Date | 2015-10-18 | Rating | 2037.40 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Katsev Ilya | 2323.03 |
| 2 | White | Win | Olumets Erko | 2153.82 |
| 3 | White | Loss | Ilu Timo | 2550.28 |
| 4 | White | Loss | Mesila Villem | 2562.58 |
| 5 | White | Loss | Lõhmus Kristofer | 2227.02 |
| 6 | Black | Win | Pukk Oskar | 1790.74 |
| 7 | White | Loss | Rahumägi Brenet | 2262.34 |
| Karepa Open AT | ||||
| Date | 2015-07-14 | Rating | 2015.71 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Murumaa Magnus | 1902.95 |
| B2 | Black | Win | Orlov Denis | 2210.34 |
| B3 | White | Win | Kilk Oliver | 1929.55 |
| B4 | White | Win | Kolk Mari | 1900.21 |
| B5 | White | Win | Narva Mart | 1888.03 |
| B6 | White | Win | Örd Laura | 1696.30 |
| Estonian Cup 2015 to 17th place | ||||
| Date | 2015-05-31 | Rating | 1994.64 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 2008.73 |
| 1 | Black | Win | Pukk Oskar | 1750.31 |
| 2 | Black | Win | Pukk Oskar | 1750.31 |
| Estonian Cup 2015 1/16 and 1/8 finals | ||||
| Date | 2015-05-10 | Rating | 1984.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2202.53 |
| 2 | White | Loss | Lõhmus Kristofer | 2202.53 |
| 3 | White | Loss | Lõhmus Kristofer | 2202.53 |
| Youth European Championship 2015 | ||||
| Date | 2015-05-04 | Rating | 1982.42 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Toprak Sarp Firat | 1718.24 |
| C2 | Black | Loss | Danilin Ivan | 2400.75 |
| C3 | White | Win | Erman Deniz Kaan | 1881.91 |
| C4 | White | Loss | Stoyanov Kirill | 2080.39 |
| C5 | White | Loss | Naumov Egor | 1876.05 |
| C6 | White | Loss | Pukk Oskar | 1743.97 |
| C7 | White | Loss | Narva Mart | 1889.24 |
| C8 | White | Win | Raag Ardi | 2000.18 |
| C9 | White | Win | Ikla Markus | 2124.39 |
| Kawamura Cup | ||||
| Date | 2015-04-18 | Rating | 1977.45 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2310.24 |
| 2 | Black | Loss | Moor Karl-Mattias | 1884.52 |
| 3 | Black | Loss | Holtsman Kris | 2045.16 |
| 5 | White | Win | Pirn Rainer | 1683.00 |
| 6 | White | Win | Murumaa Magnus | 1898.99 |
| 7 | White | Win | Ikla Markus | 2122.69 |
| Estonian Cup 2015,preliminary stage | ||||
| Date | 2015-01-30 | Rating | 1952.57 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kurgpold Reigo | 1789.47 |
| 2 | Black | Win | Kurgpold Reigo | 1789.47 |
| 3 | White | Win | Kurgpold Reigo | 1789.47 |
| Tallinn Open | ||||
| Date | 2014-12-28 | Rating | 1938.95 | |
| Round | Color | Result | Opponent | |
| 5 | Black | Win | Murumaa Mathias | 1727.06 |
| 6 | White | Win | Holtsman Kris | 2029.09 |
| 7 | White | Win | Tiivel Tuuli | 2013.94 |
| 8 | White | Win | Lõhmus Kristofer | 2180.59 |
| Estonian Championship | ||||
| Date | 2014-10-21 | Rating | 1893.79 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Holtsman Kris | 2030.89 |
| 2 | White | Loss | Murumaa Magnus | 1887.71 |
| 3 | White | Loss | Reimand Hanna-Kai | 1794.70 |
| 4 | White | Win | Örd Laura | 1713.93 |
| 5 | Black | Loss | Koni Kirke | 1851.27 |
| 6 | White | Draw | Piik Sander | 1960.20 |
| 7 | White | Loss | Ikla Markus | 2129.25 |
| Youth World Championship 2014 | ||||
| Date | 2014-08-13 | Rating | 1862.30 | |
| Round | Color | Result | Opponent | |
| C2 | White | Loss | Xu Yikuan | 2486.07 |
| C3 | White | Loss | Raag Ardi | 1878.27 |
| C4 | White | Loss | Nikolaev Nikita | 2116.78 |
| C5 | White | Draw | Piik Sander | 1951.18 |
| C6 | White | Loss | Utkin Dmitryi | 1782.53 |
| C7 | Black | Win | Fridman Mikhail | 1837.53 |
| C8 | Black | Loss | Makhin Matvei | 1757.73 |
| C9 | White | Loss | Tiivel Siim | 1950.94 |
| C10 | Black | Loss | Metreveli Maksim | 2050.49 |
| C11 | White | Loss | Kang Tingrui | 2169.19 |
| Karepa Open Yamaguchi | ||||
| Date | 2014-08-01 | Rating | 1859.67 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Karlsson Stefan | 2506.16 |
| 2 | White | Draw | Örd Laura | 1712.99 |
| 3 | Black | Loss | Shabanov Ruslan | 2049.28 |
| 4 | White | Loss | Pozderova Elina | 2024.13 |
| 5 | White | Win | Pukk Oskar | 1675.04 |
| 6 | Black | Loss | Utkin Dmitryi | 1780.39 |
| 7 | White | Win | Kiviberg Emma-Lotta | 1596.13 |
| Karepa Open Taraguchi | ||||
| Date | 2014-07-30 | Rating | 1859.22 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Fedotov Denis | 2460.82 |
| 2 | Black | Win | Koni Kirke | 1834.38 |
| 3 | White | Win | Bovkonyuk Pavel | 1911.74 |
| 4 | White | Loss | Dyachkov Nikita | 2112.47 |
| 5 | Black | Win | Kaljumae Kristina Katarina | 1740.39 |
| 6 | White | Loss | Stoyanov Kirill | 2023.33 |
| 7 | Black | Loss | Holtsman Kris | 2029.53 |
| European Championship 2014, BT | ||||
| Date | 2014-06-30 | Rating | 1850.40 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 1861.62 |
| 2 | White | Loss | Tiivel Siim | 1945.38 |
| 3 | White | Loss | Kolk Mari | 1921.80 |
| 5 | White | Loss | Jõgimaa Carmen | 1799.72 |
| 6 | White | Loss | Pärjasaar Elerin | 1824.10 |
| 7 | White | Loss | Murumaa Magnus | 1858.57 |
| Estonian QT to EC | ||||
| Date | 2014-04-13 | Rating | 1852.14 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2127.59 |
| 2 | White | Loss | Kolk Kuno | 2249.30 |
| 3 | White | Win | Kaljumae Kristina Katarina | 1743.09 |
| 4 | White | Loss | Kallikorm Kevin Kaido | 1953.69 |
| 5 | White | Win | Koni Kirke | 1816.03 |
| 6 | White | Loss | Holtsman Kris | 2017.76 |
| 7 | White | Win | Vaina Birgit | 1572.47 |