Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)
Source?, 1941
#2
5 + 2
3296 | Shakhmatny zadachi miniaturi | 1987 |
3813 | 300 Sachmatu Uzdaviniu | 1991 |
3713 | Snap | 2007 |
5454 | Near Snap | 2008 |
Anticipated by 46960(1903), 19071(1912)
This anticipates 23708(1964)
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