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1 problem(s) found in 5647 milliseconds (displaying 1 problem(s)). [PROBID='P1395393'] [download as LaTeX]

1 - P1395393
Marcin Banaszek
PZSzach Website 02/11/2021
1.-2. Preis
Leopold Szwedowski MT
Sektion s#2-3
WCCI=7
P1395393
(9+13) C+
s#3
1. c7-c8=L? Lc6-d7!,Lc6-e8!

1. c7-c8=D! droht 2. Sg4-f6+ Dh4xf6 3. Df5xf3+ D2 Df6xf3#
1. ... Dh4-e7 (Df6) 2. Df5xe5+ De7xe5 3. Lg6-e4+ De5xe4# (A)
1. ... Tb7-e7 2. Dc8-e6+ Te7xe6 3. Tb1xb5+ C2 Lc6xb5# (A)
1. ... Tb7-d7 (Tf7) 2. Tb1xb5+ C1 Lc6xb5+ 3. Dc8-c4+ Lb5xc4# (A)
1. ... h5xg4 2. Df5xf3+ D1 E1 g4xf3 3. Lg6-e4+ F2 Dh4xe4# (B)
1. ... Dh4xg4 2. Lg6-f7+ F1 Tb7xf7 3. Df5-e4+ E2 Dg4xe4# (B)
1. ... Ta2xc2 2. Sg4-e3+ G d4xe3 3. Sa4xc3+ G Tc2xc3#
play all play one stop play next play all
Judge Eugeniusz Iwanow
Adabashev’s Synthesis (A+B):
A - Closure of a white line by black; white decoy sacrifice to force an opening of a white line
B - Capture of the threatening piece (knight); white sacrifice to eliminate a double attack

Additionally:
- Change of functions of white moves: C1-C2, D1-D2
- Exchange of roles of white pieces: E1-E2, F1-F2
- White knights sacrifice: G
comment
Keywords: Line closing (A), Line opening, Sacrifice of white pieces (A B), Exchange of roles (white pieces CD), Exchange of roles (white moves EF)
Genre: s#
Computer test: Popeye 4.83
FEN: 5B2/1rP5/2b3B1/1p1kbQ1p/N2p2Nq/2pK1ppp/r1P5/1R6
Input: Marcin Banaszek, 2021-11-04
Last update: Marcin Banaszek, 2022-09-01 more...
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Marcin Banaszek (1)