1 problem(s) found in 1190 milliseconds (displaying 1 problem(s)). [PROBID='P1310909'] [download as LaTeX]
1. De6? droht 2. Dxd6# 1. ... Sc4!,(2.Le6?)
1. Le6? droht 2. Lxd5# 1. ... Lc4!,(2.Se6?)
1. Se6? droht 2. Sd4# 1. ... Tc4!,(2.De6?)
1. Lf5! droht 2. Dxd5+ Kxd5 3. Le4#
1. ... Sc4 2. Le6,(2...Lc4?) ... 3. Lxd5#, 2. Se6? Tc1,T~!
1. ... Lc4 2. Se6,(2...Tc4?) ... 3. Sd4#, 2. De6? Txb4!
1. ... Tc4 2. De6,(2...Sc4?) ... 3. Dxd6#, 2. Le6? Tc5,Td4!
1. ... Tc5 2. Se5+ fxe5 3. Ld7#
1. ... gxf5 2. Sxf5 Tc4 3. Se7#
1. Le6? droht 2. Lxd5# 1. ... Lc4!,(2.Se6?)
1. Se6? droht 2. Sd4# 1. ... Tc4!,(2.De6?)
1. Lf5! droht 2. Dxd5+ Kxd5 3. Le4#
1. ... Sc4 2. Le6,(2...Lc4?) ... 3. Lxd5#, 2. Se6? Tc1,T~!
1. ... Lc4 2. Se6,(2...Tc4?) ... 3. Sd4#, 2. De6? Txb4!
1. ... Tc4 2. De6,(2...Sc4?) ... 3. Dxd6#, 2. Le6? Tc5,Td4!
1. ... Tc5 2. Se5+ fxe5 3. Ld7#
1. ... gxf5 2. Sxf5 Tc4 3. Se7#
comment
Keywords: white self-obstruction (3), black self-obstruction (3), x pieces move to one square (3w,3s), Dual avoidance
Genre: 3#
Computer test: Popeye Windows-32 bit v4.61
FEN: 1R1K1BQ1/1P1N2N1/qrkp1pp1/1b1p4/1R6/2rppP1B/pn6/b7
Reprints: 93 Szachy 02/1990
Input: Marcin Banaszek, 2015-10-19
Last update: Marcin Banaszek, 2019-06-10 more...
Genre: 3#
Computer test: Popeye Windows-32 bit v4.61
FEN: 1R1K1BQ1/1P1N2N1/qrkp1pp1/1b1p4/1R6/2rppP1B/pn6/b7
Reprints: 93 Szachy 02/1990
Input: Marcin Banaszek, 2015-10-19
Last update: Marcin Banaszek, 2019-06-10 more...
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The problems of this query have been registered by the following contributors:
Marcin Banaszek (1)