Austrian problemist, né Erlinger, pseudonym D. Nirle who published 1600 problems in three or more moves in old German style which 250 were honored. He is also a precursor of the Bohemian school.

Swiss Grandmaster (1994) who was the first Grandmaster born in Switzerland. Swiss Champion in 1994. Best results: German U20 championship 1986, 1st; Prague 1989, 1st; Berlin Summer 1989, 1-2nd; Kecskemet 1991,1st; Baden-Baden II 1992, 1st; Kecskemet 1993, 1st. In matches, he beat  and lost to Xie Jun 2½-1½ and 3½-1½ in 1995 and lost to Viktor

Swedish Grandmaster (1991).  PHD in Mathematics. Swedish Champion 1992 and 1993. Best results: winner or shared first at Linhamn 1983, Hamburg 1984, Gausdal 1984, 1987, 1989, 1992 and 1994, Reykjavik Open 1990, Stockholm Grand Prix 1992, Malmo Open 1992, Örebro 2001 and Karlstad Open 2009. A participant in the 1984, 1988 and 1992 Olympiads. A participant

Dutch Grandmaster (2007). Best results: Dutch championship 2002, 4th; Dutch Open championship 2002, 2003, 2004 and 2006, 3-4th; Corus C 2004, 2nd; Groningen Harmonie 2005, 2006 and 2007, 1st; Dutch championship 2009, 3-4th; Unive Tournament 2010, 1-5th; Dutch Open 2010, 2nd; Groningen Open 2010, 1-6th; UNIV Open Hoogeveen 2010, 1-5th; Dutch championship 2011, 2-5th; Beograd

Dutch Grandmaster, the 5th World Champion, the 4th FIDE President. Euwe won 13 times the Dutch championship, he played for Holland in seven Olympiads (1927-62); played nearly forty matches beating Rudolf Spielmann, Efim Bogoljubow and Jose Raul Capablanca. Dr. Euwe’s great success in this sport and wide activity in literature have contributed a lot to

Russian Grandmaster (2011), European U12 champion in 2006, European U14 Champion in 2008 and European U16 champion in 2010. Best results: Chigorin Memorial 2013, Russian Junior (Under-21) Championship in 2014 and 2015, Russian Championship Higher League 2015, 11th Ugra Governor’s Cup 2015,  and the Russian Cup 2015. Ivan Bukavshin died of a massive overdose (or poisoning) of the drug,

Georgian Grandmaster (2001). Champion of Georgia in 2005. World U14 Champion in 1995, European U12 Champion in 1993 and 1994. Best results: 1st at Alushta in 2000, 2nd at Baku festival 2005, 1st at Somesara (IRI) 2006. A member of the national team in 1999. Peak rating: 2491 in 2003.

US Grandmaster (2003) born in Russia. Israeli Champion 2004. Equal third at the World U20 in 2003. He has studied finance at the University of Baltimore, USA. Best results: won or shared first at Petrosian Memorial U18, Tel Aviv intl 2002. Las Palmas Open 2003, Dresden 2004, Amsterdam Open 2006, New Jersey Futurity International 2008,

Bulgarian Grandmaster (1977) who played for some time under the Palestinian flag. Graduate in Economy. Ermenkov was  Bulgarian Champion in 1973, 1975, 1976, 1979 and 1984 (jointly). Best results: winner or shared first at Varna 1973, 1974, 1983 and 1986, Albena 1977 and 1979, Plovdiv 1978, Prague 1985, Dieren, Antwerp, Brugge 1990, Belgrade 1991 and Dubai

German Grandmaster (1983). East German Champion in 1969, 1971 and 1988. Best results: Winner or shared first at 1969 à Schwerin 1969, Lublin and Ljubljana in 1970, Strausberg 1971, Varna 1976, Leipzig 1980, Varna 1983 and Dortmund II 1990. A participant in the 1988 and 1990 Olympiads with East Germany. Peak rating: 2505 in 1990.