Israeli Grandmaster (2014), European U18 Champion in 2014, vice European U16 Champion U16 in 2012 and few times Israeli Youth Champion. Best results: Maccabiah Games 2013, 3rd, Israeli Championship 2016, 3rd. Peak rating: 2552 in 2016

Russian Grandmaster (2010). Best results: Togliatti Open 2012, 1st; Povolje Open 2013, 1-3rd; Samara 2014, 1st: Sidorov Open 2016, 2-3rd; Yaroslav Mudryj 2016 open, 1-4th. Peak rating: 2507 in 2005.

Swedish problemist. Henry Forsberg composed about 150 problems. Replacement of the Queen Qa6 with Rook Ra6, (c) or with Bishop Ba6. With black Ra6 : Key: 1 Rb6! Rb1 2 Rb3 Ra1# (c) With black Ba6 : Key: 1 Bc4! Se1 2 Ba2 Sc2# (d)

Latvian-born German Grandmaster (1986) who was Latvian champion in 1972. Second of Viktor Korchnoi during the 1978 world championship. Best results: winner or shared first at London 1982, Metz 1993, Sindelfingen 1984, Grindavik 1984 (VIII), Luxemburg Open 1985, Beer-Sheva 1985 (VII) and Wuppertal 1986 (VII), Dortmund II 1986, Vienna Open 1986, Lugano Open 1986, Paris

Argentine International Master (1953) and chess composer born in Austria. Austrian Champion in 1937. A member of the German team who in 1939 like many other decided to stay in Argentina because of the WWII outbreak. Best results: winner of the Trebitsch Memorial at Vienna in 1931 and 1932, equal first at Linz in 1934,

Norwegian Correspondence Grandmaster (1991) and International Master (OTB). Psychologist and journalist at the Bergens Tidende. Best results: winner of the 17th World CC Championship 2002-2005. Norwegian correspondence champion 1988. Open Norwegian champion in 1986, 1987 and 1990. In 2009 his CC ELO was 2656.  

Swedish Grandmaster (2013), Swedish Champion in 2016. Best results: Budapest FS 2014, 1st; Stockholm All Saints 2014 and  2015, 1st; Barcelona GM 2015, 2nd; Rilton Cup 2015, 3rd; Lille Open 2016, 1-5th; Teplice Open 2016, 1-7th; Nordic Championship 2016, 1st. Peak rating: 2574 in 2017.

Spanish Grandmaster (2016), Spanish U18 Champion 2012. Best results: Zaragoza Open 2010, 1st: Open de la Roda 2014, 2nd; Vila de Sitges Open 2015, 2-4th; Polytechnic University Madrid 2015, 1st; Carlos Silgar 2016, 3-4th. Peak rating: 2565 in 2016.

Ukrainian Grandmaster (2003). Fedorchuk was European U14 vice-champion U14 in 1995, Ukrainian U16 Champion in 1997, Ukrainian U18 Champion in 1999, Ukrainian U20 Champion in 1998 and in 2001 and Vice-champion of Ukraine in 2002. Best results: Alushta 2001, 1st; Seefeld Open 2003, 1-3rd; Charleroi 2004, 1st; Condom 2003 and 2005, 1st-2nd; Salou Open 2005, 1st-2nd;

Belgian Correspondence Grandmaster (2000). FIDE Master over the board with eight participations in the Olympiads between 1988 and 2000. Best results: First equal in the 75th anniversary of l’ Echiquier Belge, Memorial Gillman. He won his semi-final of the 20th World Correspondence Championship. The author of La Partie Ecossaise (1992). Best ELO: 2360 in 2002