Selection out of more than 300 studies composed by
GrandMaster in Composing
Nicolaî Ivanovich Kralin
(Russia, 26.12.1944).
Nicolai Kralin (left) and Yochanan Afek (Right) at work.
Some more information about him can be found at German Wikipedia.
(All his studies, more exact dates, possible corrections or cooks and exact details about sources can be found in the
Harold van der Heijden database V (31-12-2015) a collection with over 85.000 studies).