THEMATIC TOURNAMENT "WORLD ASTHMA DAY 2013"
Chess Club of Persons with Chronic Respiratory Diseases "Aer" in collaboration with the Society for Chess Composition and Puzzles Zagreb organizes thematic internet chess composition tournament.
Theme: White piece makes key moves in at least three phases of twomover.
There may be two or more thematic pieces.
Upgrading with additional themes, or changes of play or mates, are welcome.
In case of white correction, the random move of white piece will be considered as one thematic move.
Twins, zero-positions and problems with multiple solutions are NOT allowed!
The problems will be evaluated and ranked by the jury.
Send to: chesscomposition#gmail.com or pzrdig2#gmail.com
Closing date: April 30th 2013.
Tournament director: Dejan Glišić
Problems will be published on the websites "PZR Zagreb" (blog & Facebook), and reproduced in the bulletin "PZR Zagreb", the enigmatic magazines "Feniks" and "Kvizorama", or in the most popular Croatian newspaper "Večernji list" and "24 hours".
Examples:
Mihajlo Smoljanović, World Asthma Day, 2012.
Tries: 1.Sh4? ~2.Sg6#, 1...Te4/Tf4+ 2.Sd3/ef4#, but 1...c5!; 1.Sg3? ~2.Sd3#, 1...Td4/Tf4+/Tb3/Tb2 2.ed4/ef4/Sc4/Lb2#, but 1...Ta3!
Solution: 1.Se7! ~2.Sg6#, 1...c5/Te4/Tf4+ 2.Td5/Sd3/exf4#
Živko Janevski, 1 Prize Mitrinović MT, 1982.
Tries: 1.Tc6? zz 1...Sf~/Sg~ 2.Lg6/Tf6#, but 1...Se5!; 1.Te1? zz 1...Sf~/Sg~ 2.De4/Te5#, but 1...Se3!
Solution: 1.Tg1! zz 1...Sf~/Sg~ 2.hxg4/Tg5#
Juraj Brabec, Československý šach, 1964.
Tries: 1.Dc1? ~2.Dxe3#, 1...d4/Kf4/Kd4/S~ 2.Dc7/Txf5/Dc3/Txd5#, but 1...f4!; 1.Dg1? ~2.Dxe3#, 1...Kf4/Kd4/f4/S~ 2.Dg3/Txd5/Dg7/Txf5#, but 1...d4!
Solution: 1.De1! ~2.Dxe3#, 1...d4/Kf4/Kd4/f4 2.Txf5/Dg3/Dc3/Txd5#
Vasil Djačuk, 2 HM Hlas l'udu, 1996.
Tries: 1.Df8? ~2.Dxe7#/Sc8#, but 1...Db7!; 1.Da6? 2.Sc8#/Sc4#, but 1...Dc6!; 1.Df4? 2.Sc4#/Dxe5#, but 1...Dd5!
Solution: 1.Df6! ~2.Dxe5#/Dxe7#, 1...S7c6 2.Sc8#, 1...S5c6 2.Sc4#
Theme: White piece makes key moves in at least three phases of twomover.
There may be two or more thematic pieces.
Upgrading with additional themes, or changes of play or mates, are welcome.
In case of white correction, the random move of white piece will be considered as one thematic move.
Twins, zero-positions and problems with multiple solutions are NOT allowed!
The problems will be evaluated and ranked by the jury.
Send to: chesscomposition#gmail.com or pzrdig2#gmail.com
Closing date: April 30th 2013.
Tournament director: Dejan Glišić
Problems will be published on the websites "PZR Zagreb" (blog & Facebook), and reproduced in the bulletin "PZR Zagreb", the enigmatic magazines "Feniks" and "Kvizorama", or in the most popular Croatian newspaper "Večernji list" and "24 hours".
Examples:
Mihajlo Smoljanović, World Asthma Day, 2012.
Tries: 1.Sh4? ~2.Sg6#, 1...Te4/Tf4+ 2.Sd3/ef4#, but 1...c5!; 1.Sg3? ~2.Sd3#, 1...Td4/Tf4+/Tb3/Tb2 2.ed4/ef4/Sc4/Lb2#, but 1...Ta3!
Solution: 1.Se7! ~2.Sg6#, 1...c5/Te4/Tf4+ 2.Td5/Sd3/exf4#
Živko Janevski, 1 Prize Mitrinović MT, 1982.
Tries: 1.Tc6? zz 1...Sf~/Sg~ 2.Lg6/Tf6#, but 1...Se5!; 1.Te1? zz 1...Sf~/Sg~ 2.De4/Te5#, but 1...Se3!
Solution: 1.Tg1! zz 1...Sf~/Sg~ 2.hxg4/Tg5#
Juraj Brabec, Československý šach, 1964.
Tries: 1.Dc1? ~2.Dxe3#, 1...d4/Kf4/Kd4/S~ 2.Dc7/Txf5/Dc3/Txd5#, but 1...f4!; 1.Dg1? ~2.Dxe3#, 1...Kf4/Kd4/f4/S~ 2.Dg3/Txd5/Dg7/Txf5#, but 1...d4!
Solution: 1.De1! ~2.Dxe3#, 1...d4/Kf4/Kd4/f4 2.Txf5/Dg3/Dc3/Txd5#
Vasil Djačuk, 2 HM Hlas l'udu, 1996.
Tries: 1.Df8? ~2.Dxe7#/Sc8#, but 1...Db7!; 1.Da6? 2.Sc8#/Sc4#, but 1...Dc6!; 1.Df4? 2.Sc4#/Dxe5#, but 1...Dd5!
Solution: 1.Df6! ~2.Dxe5#/Dxe7#, 1...S7c6 2.Sc8#, 1...S5c6 2.Sc4#
