Accademia del Problema

Associazione Problemistica Italiana - Sito ufficiale dell'Associazione Problemistica Italiana

La prova sicura del fatto che ci siano forme di vita intelligente nello spazio è che nessuna di loro ha mai cercato di contattarci.Calvin & Hobbes (strisce/fumetti)
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NOVITA' DELLA NOSTRA RUBRICA

20/11/2019 - 10.30

Francesco SIMONI 60 JUBILEE - THEMATIC TOURNEY
Judge: Francesco Simoni (Italy)
Helpmates in 3,5 or more moves showing the Perpetuum mobile theme are required.
By making the key, a new problem comes out, which is solved by returning the key piece to the starting
square.
In addition, the following conditions:
• White is the first to move in the Actual Play.
• More solutions or twins are permitted if thematic.
• Fairy pieces or conditions are not allowed.
Example:
Francesco SIMONI
1° Honourable Mention 7° Maroc Echecs 2017
1r3n1b/1P6/3r4/8/3B1k2/pp4p1/p6n/K7
H≠3,5* (3+10) C+  b) After the key
a)
1.Rc8 bxc8Q 2.Rf6 Qe6 3.Sf3 Be3≠
1...Bf6 2.Ra8 bxa8Q 3.Rd4(Sg4?) Qd5 4.Sg4 Bg5≠
b)
1.Ra8 bxa8 2.Rd4 Qd5 3.Sg4 Bg5≠
1...Bd4 2.Rc8 bxc8Q 3.Rf6(Sf3?) Qe6 4.Sf3 Be3≠
All problems will be submitted to the judge anonymously.
Send originals by e-mail to the tournament director Antonio Garofalo.
Address: perseus@bestproblems.it Deadline 31/12/2020.

Mario PARRINELLO 60 JUBILEE - THEMATIC TOURNEY
Judge: Petko A. Petkov (Bulgaria)
Are required Helpselfmate (HS≠) in n moves with any kind of cyclic play; all fairy pieces and conditions are
allowed. The problems must be cheked (C+) by any known solving program.
Example:
Mario Parrinello
Italy - Argentina 2009-10
1° Place
QR6/P7/7K/2s4B/2r5/1p2PPPP/1bbR:6P3/6k1
hs≠3 (11+6) C+  3.1.1.1.1.1.
Anticirce - Rook-Lion d2
1.Rh8 Rg4 2.Qf8 Kf2 3.Qxc5(Qd1)+ Bxh8(Bf8)≠
1.Rb4 Se6 2.Qh8 Kh2 3.Qxb2(Qd1)+ Rxb4(Rh8)≠
1.Rb7 Bf6 2.Qg8 Kg2 3.Qxc4(Qd1)+ Sxb7(Sg8)≠
Zilahi ciclico.
All problems will be submitted to the judge anonymously.
Send originals by e-mail to the tournament director Antonio Garofalo,
Address: perseus@bestproblems.it Deadline 31/12/2020.

Stefano MARIANI 60 JUBILEE - FREE THEME TOURNEY
Judge: Paz Einat (Israel)
Are required ≠2, free theme. Fairy pieces or conditions are not allowed.
All problems will be submitted to the judge anonymously.
Send originals by e-mail to the tournament director Antonio Garofalo,
Address: perseus@bestproblems.it Deadline 31/12/2020.