Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1916 |
74 |
2371 | (52) | 13 |
| 1917 |
74 |
2372 | (44) | 21 |
| 1918 |
84 |
2367 | (46) | 7 |
| 1919 |
121 |
2331 | (46) | 5 |
| 1920 |
150 |
2315 | (42) | 15 |
| 1921 |
143 |
2325 | (43) | 7 |
| 1922 |
145 |
2323 | (40) | 19 |
| 1923 |
192 |
2304 | (44) | 6 |
| 1924 |
176 |
2315 | (42) | 17 |
| 1925 |
152 |
2331 | (44) | 7 |
| 1926 |
119 |
2361 | (42) | 19 |
| 1927 |
116 |
2367 | (41) | 16 |
| 1928 |
147 |
2360 | (45) | 9 |
| 1929 |
188 |
2343 | (48) | 0 |
| 1930 |
222 |
2327 | (41) | 15 |
| 1931 |
236 |
2324 | (39) | 25 |
| 1932 |
227 |
2319 | (47) | 0 |
| 1933 |
241 |
2313 | (45) | 19 |
| 1934 |
312 |
2289 | (56) | 0 |
| 1935 |
403 |
2265 | (60) | 9 |
Rating table notes
|
| Biographical data |
| Name: Berndtsson-Kullberg, Karl Mathias |
| Also known as: K. Berndtsson |
| Born: 16 Mar. 1892 |
| Died: 29 Sep. 1943 |
| |
| Notes: |
| Gaige gives full name as 'Berndtsson-Kullberg, Karl [Mathias]' suggesting that the second name is uncertain. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 300 |
| Di Felice, Chess Results, 1921-1930, page 319 |
| Di Felice, Chess Results, 1931-1935, page 375 |
| Gaige, Chess Personalia, page 34 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 522 |
| Thulin, Name index to CTC, page 26 |
| |
