Romanian chess composer, International Master for Chess Compositions (1980). Twelve times was the national champion in composing problems. Chairman of the Commission in Chess Composition of Romania since 1972. Since 1948 has published 450 compositions, including 145 etudes.

Swiss chess composer and player. International Judge for Chess Composition in 1954. Nagler was a president of the SG Zurich. From 1965 to 1969 he was a central president of the Swiss chess federation. He published in 1951 sixty-eight of his composition in the series:Problemisit Svizzeri.

Georgian Chess Composer. International Grandmaster for Chess Compositions (1980) and International Judge for Chess Compositions (1960), the founder of the etude composition in Georgia. Since 1938 has published about 400 etudes, awarded with 75 prizes, 40 of them first ones. He was the winner of the USSR Individual Composition (Solving) Championship of 1976. He became

Spanish composer and player. He composed problems of three or four-movers (about 300 compositions published). He was awarded with 150 merits, including 100 prizes. A follower of the Old German School from where he created his own style. Marin was well known for his difficult problems, containing waiting moves and multi sacrifices. He created the

Italian composer. He was one of the first European composers to be a member of the “Good Companion” School from where he won the championship in 1924. He was the first to draw the attention to the typical forms of the play-change in a two-mover problems. L’Alfiere di RE and L’Italia Scacchistica. His name was

Ukrainian chess composer Grandmaster for Chess Composition (2004), World Champion in 1998-2000 (section three and many-movers) and 2001-2003 (section many-movers). Author of The problems-miniatures (Nikolaev, 2002).

English chess composer, International Grandmaster 1972 and International Arbiter in Chess Compositions 1957. The author of numerous two-movers. Was the president of the Permanent Commission of FIDE in Chess Compositions 1966-71. The author of the chess column “Selected Two-Movers with Comments” of the magazine Problemist.

Romanian composer. Radio communication engineer. He was awarded the title of International Judge in 1982. Author of 500 chess problems of two or three moves. He won 53 first prizes and many other honours. A theme has his name.

Czech chess composer, International Master1966 and International Judge in Chess Compositions 1956 (year the title was created). A lawyer and a journalist. Since 1908 has published more than 600 compositions, including 320 problems (mostly many-movers) and 230 etudes. His work is mainly composed of ‘logical” three movers and multiple movers. In 1931, he published a

Belgian composer. Co-author with H. Rinck of Dame contre Tour et Cavalierin 1947.