Kõlar Karl-Ustav
Place: Tallinn, Estonia
Rating: 2308.32, Std: 172.36, Rank: 288
First game: 2014-04-13, Last game: 2021-07-16
Top rating: 2308.32 (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 | 2308.32 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Metreveli Maksim | 2380.14 |
| 2 | Black | Win | Kuvaev Vyacheslav | 2131.01 |
| 3 | White | Loss | Kolk Kuno | 2329.08 |
| 4 | White | Loss | Suenaga Daiki | 2247.92 |
| 5 | White | Win | Yu Zhiyang | 2164.10 |
| 6 | White | Win | Tao Junji | 2400.20 |
| 7 | Black | Loss | Gromov Danila | 2470.93 |
| 8 | Black | Loss | Ikla Markus | 2342.85 |
| 9 | White | Win | Arzybov Vladislav | 2004.68 |
| Kawamura Cup 2021, face to face | ||||
| Date | 2021-07-07 | Rating | 2308.16 | |
| Round | Color | Result | Opponent | |
| A1 | White | Loss | Hõbemägi Martin | 2615.13 |
| A2 | Black | Win | Narva Jaan Oskar | 2110.35 |
| A3 | Black | Loss | Topkin Georg-Romet | 2604.76 |
| A4 | White | Win | Kolk Kuno | 2329.80 |
| A5 | Black | Loss | Moor Karl-Mattias | 2210.99 |
| Karepa Open 2021 | ||||
| Date | 2021-07-07 | Rating | 2308.16 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Sander Oskar | 1735.58 |
| 2 | White | Draw | Ikla Markus | 2342.76 |
| 3 | Black | Win | Kala Hans Krister | 1611.92 |
| 4 | Black | Win | Nitov Melissa | 1909.10 |
| 5 | Black | Win | Lääne Rauno | 2205.86 |
| 6 | Black | Win | Narva Jaan Oskar | 2110.35 |
| 7 | White | Win | Moisto Mairon | 2030.00 |
| Tallinn Open 2018 | ||||
| Date | 2018-12-30 | Rating | 2210.09 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Kõllo Liisa Maria | 1692.68 |
| B2 | White | Win | Gershman Artem | 1946.05 |
| B3 | White | Win | Pukk Martin | 1737.10 |
| B4 | White | Win | Porokhina Ekaterina | 2161.60 |
| B5 | White | Loss | Ikla Markus | 2319.08 |
| B6 | Black | Win | Väljataga Paul | 2322.93 |
| B7 | White | Loss | Lillemaa Argo | 2216.92 |
| Stefan's 7x7 birthday | ||||
| Date | 2018-03-31 | Rating | 2164.48 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Piik Sander | 2302.83 |
| 2 | Black | Loss | Moor Karl-Mattias | 2085.09 |
| 3 | Black | Win | Ikla Markus | 2239.77 |
| 4 | White | Win | Raag Ardi | 2140.96 |
| 5 | White | Loss | Rahumägi Brenet | 2358.82 |
| Estonian Cup 2018 1/8 and 1/4 finals | ||||
| Date | 2018-02-28 | Rating | 2159.65 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2352.46 |
| 2 | White | Loss | Lõhmus Kristofer | 2352.46 |
| 3 | White | Loss | Lõhmus Kristofer | 2352.46 |
| Kawamura Cup | ||||
| Date | 2018-01-20 | Rating | 2156.80 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Lillemaa Argo | 2187.55 |
| 2 | White | Win | Lääne Rauno | 1996.01 |
| 3 | White | Win | Moor Karl-Mattias | 2064.79 |
| 4 | Black | Loss | Topkin Georg-Romet | 2544.68 |
| 5 | Black | Win | Koni Kirke | 2053.44 |
| 6 | White | Loss | Ikla Markus | 2231.14 |
| 7 | Black | Win | Lõhmus Kristofer | 2347.44 |
| Youth European Championship 2017 | ||||
| Date | 2017-05-04 | Rating | 2114.16 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Narva Jaan Oskar | 1954.24 |
| C2 | Black | Loss | Stoyanov Kirill | 2112.22 |
| C3 | Black | Win | Binihakis Michail | 1918.78 |
| C4 | White | Draw | Piik Sander | 2185.22 |
| C5 | White | Loss | Moor Karl-Mattias | 2056.37 |
| C6 | White | Win | Vladykin Nikita | 2010.24 |
| C7 | White | Win | Ikla Markus | 2168.64 |
| C8 | Black | Win | Efthimakis Giannis | 1722.60 |
| C9 | Black | Loss | Metreveli Maksim | 2301.30 |
| Kawamura Cup 2017 | ||||
| Date | 2017-04-01 | Rating | 2107.60 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Koni Kirke | 1996.82 |
| 2 | Black | Loss | Rahumägi Brenet | 2347.59 |
| 3 | White | Win | Olumets Erko | 2153.36 |
| 4 | Black | Loss | Heidmets Mark | 2136.02 |
| 5 | White | Loss | Lõhmus Kristofer | 2330.12 |
| 6 | Black | Loss | Moisto Mairon | 1934.54 |
| 7 | White | Loss | Kallikorm Kevin Kaido | 1917.24 |
| Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku | ||||
| Date | 2016-12-30 | Rating | 2104.09 | |
| Round | Color | Result | Opponent | |
| B6 | White | Win | Moor Karl-Mattias | 2030.49 |
| B7 | White | Win | Sonina Marina | 1841.95 |
| Estonian qualification to World Championship 2017, 1.stage | ||||
| Date | 2016-12-03 | Rating | 2101.32 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1939.64 |
| 2 | Black | Draw | Piik Sander | 2135.84 |
| 3 | White | Loss | Lõhmus Kristofer | 2309.94 |
| 4 | White | Win | Raag Ardi | 2060.72 |
| 5 | White | Win | Narva Mart | 2012.69 |
| 7 | Black | Loss | Rahumägi Brenet | 2352.71 |
| Youth World Championship 2016 | ||||
| Date | 2016-08-13 | Rating | 2080.82 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Fedotov Denis | 2592.96 |
| A2 | White | Win | Murumaa Magnus | 1949.22 |
| A3 | White | Win | Nebolsin Aleksei | 2179.73 |
| A4 | White | Loss | Topkin Georg-Romet | 2397.14 |
| A5 | Black | Loss | Kolk Kuno | 2302.55 |
| A6 | White | Loss | Purk Tauri | 2367.34 |
| A7 | Black | Win | Soosaar Carlos | 1796.50 |
| A8 | White | Loss | Glibin Aleksey | 2151.27 |
| A9 | White | Draw | Tiivel Siim | 1959.31 |
| A9 | White | Loss | Shabanov Ruslan | 2141.02 |
| A10 | White | Draw | Kõlar Johan-Eerik | 1743.02 |
| A11 | White | Win | Epifanov Evgenii | 1994.88 |
| Youth Mind Sport Festival Renjutournament | ||||
| Date | 2016-07-09 | Rating | 2076.07 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Draw | Metreveli Maksim | 2208.54 |
| A2 | Black | Loss | Lõhmus Kristofer | 2274.80 |
| A3 | Black | Win | Tiivel Tuuli | 2033.18 |
| A4 | Black | Draw | Raag Ardi | 2056.23 |
| A5 | Black | Loss | Kolk Kuno | 2303.98 |
| Estonian Cup 2016 1/16 and 1/8 | ||||
| Date | 2016-04-15 | Rating | 2063.22 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Narva Jaan Oskar | 1917.12 |
| 2 | Black | Loss | Narva Jaan Oskar | 1917.12 |
| 4 | Black | Win | Narva Jaan Oskar | 1917.12 |
| Kawamura Cup | ||||
| Date | 2016-02-20 | Rating | 2055.50 | |
| Round | Color | Result | Opponent | |
| A1 | Black | Loss | Ikla Markus | 2142.09 |
| A2 | White | Loss | Rahumägi Brenet | 2303.80 |
| A3 | Black | Loss | Heidmets Mark | 2151.60 |
| A4 | White | Loss | Holtsman Kris | 2088.03 |
| A6 | Black | Win | Voznjuk Pavel | 2197.06 |
| A7 | White | Win | Raag Ardi | 2046.15 |
| 1st Team Renju Cup of General Consul of Japan in St. Petersburg | ||||
| Date | 2016-01-10 | Rating | 2050.70 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2357.87 |
| 2 | White | Loss | Berezin Roman | 2510.61 |
| 3 | Black | Win | Muugamae Eric | 1870.11 |
| 4 | Black | Loss | Rumyantseva Ekaterina | 2081.22 |
| 5 | Black | Loss | Karpov Fyodor | 2176.11 |
| 6 | Black | Loss | Kachaev Denis | 2570.67 |
| 7 | Black | Loss | Taiblin Yuriy | 2481.42 |
| 8 | White | Loss | Fedotov Denis | 2570.20 |
| 9 | White | Loss | Arevkov Maxim | 2430.11 |
| Tallinn Open | ||||
| Date | 2015-12-29 | Rating | 2050.64 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Narva Mart | 1946.71 |
| B2 | White | Loss | Olumets Erko | 2167.65 |
| B3 | White | Win | Kallikorm Kevin Kaido | 1894.17 |
| B4 | Black | Win | Kolk Mari | 1908.93 |
| B5 | Black | Loss | Heidmets Mark | 2145.33 |
| B6 | Black | Win | Moor Karl-Mattias | 1951.47 |
| B7 | Black | Win | Ikla Markus | 2139.89 |
| Open Swedish Team Championship | ||||
| Date | 2015-11-15 | Rating | 2044.39 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Dyachkov Nikita | 2248.18 |
| 2 | Black | Loss | Pukk Oskar | 1814.54 |
| 3 | White | Draw | Lind Björn | 2427.26 |
| 4 | White | Loss | Jonsson Peter | 2389.54 |
| 5 | White | Win | Narva Regina | 1711.83 |
| F1 | White | Win | Eriksson Bjorn | 2287.34 |
| F2 | Black | Loss | Widman Linnea | 1995.85 |
| F3 | White | Loss | Karlsson Stefan | 2546.29 |
| Estonian Championship | ||||
| Date | 2015-10-18 | Rating | 2041.77 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Katsev Ilya | 2324.40 |
| 2 | White | Win | Olumets Erko | 2156.05 |
| 3 | White | Loss | Ilu Timo | 2552.12 |
| 4 | White | Loss | Mesila Villem | 2564.15 |
| 5 | White | Loss | Lõhmus Kristofer | 2232.15 |
| 6 | Black | Win | Pukk Oskar | 1807.40 |
| 7 | White | Loss | Rahumägi Brenet | 2266.66 |
| Karepa Open AT | ||||
| Date | 2015-07-14 | Rating | 2020.67 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Murumaa Magnus | 1902.21 |
| B2 | Black | Win | Orlov Denis | 2206.72 |
| B3 | White | Win | Kilk Oliver | 1957.49 |
| B4 | White | Win | Kolk Mari | 1901.55 |
| B5 | White | Win | Narva Mart | 1884.00 |
| B6 | White | Win | Örd Laura | 1677.64 |
| Estonian Cup 2015 to 17th place | ||||
| Date | 2015-05-31 | Rating | 1999.95 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 2024.43 |
| 1 | Black | Win | Pukk Oskar | 1777.31 |
| 2 | Black | Win | Pukk Oskar | 1777.31 |
| Estonian Cup 2015 1/16 and 1/8 finals | ||||
| Date | 2015-05-10 | Rating | 1990.13 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lõhmus Kristofer | 2209.08 |
| 2 | White | Loss | Lõhmus Kristofer | 2209.08 |
| 3 | White | Loss | Lõhmus Kristofer | 2209.08 |
| Youth European Championship 2015 | ||||
| Date | 2015-05-04 | Rating | 1987.77 | |
| Round | Color | Result | Opponent | |
| C1 | White | Win | Toprak Sarp Firat | 1722.53 |
| C2 | Black | Loss | Danilin Ivan | 2402.17 |
| C3 | White | Win | Erman Deniz Kaan | 1885.78 |
| C4 | White | Loss | Stoyanov Kirill | 2077.68 |
| C5 | White | Loss | Naumov Egor | 1873.34 |
| C6 | White | Loss | Pukk Oskar | 1773.86 |
| C7 | White | Loss | Narva Mart | 1881.91 |
| C8 | White | Win | Raag Ardi | 2017.26 |
| C9 | White | Win | Ikla Markus | 2121.84 |
| Kawamura Cup | ||||
| Date | 2015-04-18 | Rating | 1982.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2304.62 |
| 2 | Black | Loss | Moor Karl-Mattias | 1888.57 |
| 3 | Black | Loss | Holtsman Kris | 2048.44 |
| 5 | White | Win | Pirn Rainer | 1684.65 |
| 6 | White | Win | Murumaa Magnus | 1896.04 |
| 7 | White | Win | Ikla Markus | 2119.68 |
| Estonian Cup 2015,preliminary stage | ||||
| Date | 2015-01-30 | Rating | 1958.48 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Kurgpold Reigo | 1791.74 |
| 2 | Black | Win | Kurgpold Reigo | 1791.74 |
| 3 | White | Win | Kurgpold Reigo | 1791.74 |
| Tallinn Open | ||||
| Date | 2014-12-28 | Rating | 1945.12 | |
| Round | Color | Result | Opponent | |
| 5 | Black | Win | Murumaa Mathias | 1726.59 |
| 6 | White | Win | Holtsman Kris | 2032.20 |
| 7 | White | Win | Tiivel Tuuli | 2016.58 |
| 8 | White | Win | Lõhmus Kristofer | 2189.69 |
| Estonian Championship | ||||
| Date | 2014-10-21 | Rating | 1900.61 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Holtsman Kris | 2033.63 |
| 2 | White | Loss | Murumaa Magnus | 1883.42 |
| 3 | White | Loss | Reimand Hanna-Kai | 1796.12 |
| 4 | White | Win | Örd Laura | 1692.40 |
| 5 | Black | Loss | Koni Kirke | 1876.49 |
| 6 | White | Draw | Piik Sander | 1978.52 |
| 7 | White | Loss | Ikla Markus | 2126.64 |
| Youth World Championship 2014 | ||||
| Date | 2014-08-13 | Rating | 1869.97 | |
| Round | Color | Result | Opponent | |
| C2 | White | Loss | Xu Yikuan | 2489.21 |
| C3 | White | Loss | Raag Ardi | 1897.37 |
| C4 | White | Loss | Nikolaev Nikita | 2118.00 |
| C5 | White | Draw | Piik Sander | 1964.95 |
| C6 | White | Loss | Utkin Dmitryi | 1787.65 |
| C7 | Black | Win | Fridman Mikhail | 1840.94 |
| C8 | Black | Loss | Makhin Matvei | 1764.15 |
| C9 | White | Loss | Tiivel Siim | 1945.49 |
| C10 | Black | Loss | Metreveli Maksim | 2052.20 |
| C11 | White | Loss | Kang Tingrui | 2172.43 |
| Karepa Open Yamaguchi | ||||
| Date | 2014-08-01 | Rating | 1867.52 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Karlsson Stefan | 2506.86 |
| 2 | White | Draw | Örd Laura | 1696.81 |
| 3 | Black | Loss | Shabanov Ruslan | 2050.88 |
| 4 | White | Loss | Pozderova Elina | 2047.40 |
| 5 | White | Win | Pukk Oskar | 1719.93 |
| 6 | Black | Loss | Utkin Dmitryi | 1785.58 |
| 7 | White | Win | Kiviberg Emma-Lotta | 1606.53 |
| Karepa Open Taraguchi | ||||
| Date | 2014-07-30 | Rating | 1867.09 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Fedotov Denis | 2463.79 |
| 2 | Black | Win | Koni Kirke | 1861.33 |
| 3 | White | Win | Bovkonyuk Pavel | 1915.74 |
| 4 | White | Loss | Dyachkov Nikita | 2113.05 |
| 5 | Black | Win | Kaljumae Kristina Katarina | 1813.00 |
| 6 | White | Loss | Stoyanov Kirill | 2022.52 |
| 7 | Black | Loss | Holtsman Kris | 2031.49 |
| European Championship 2014, BT | ||||
| Date | 2014-06-30 | Rating | 1858.35 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 1880.12 |
| 2 | White | Loss | Tiivel Siim | 1941.35 |
| 3 | White | Loss | Kolk Mari | 1924.21 |
| 5 | White | Loss | Jõgimaa Carmen | 1805.34 |
| 6 | White | Loss | Pärjasaar Elerin | 1823.73 |
| 7 | White | Loss | Murumaa Magnus | 1857.30 |
| Estonian QT to EC | ||||
| Date | 2014-04-13 | Rating | 1860.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Topkin Georg-Romet | 2125.85 |
| 2 | White | Loss | Kolk Kuno | 2250.94 |
| 3 | White | Win | Kaljumae Kristina Katarina | 1809.28 |
| 4 | White | Loss | Kallikorm Kevin Kaido | 1956.72 |
| 5 | White | Win | Koni Kirke | 1841.07 |
| 6 | White | Loss | Holtsman Kris | 2019.90 |
| 7 | White | Win | Vaina Birgit | 1591.94 |