Selfmates - SuperProblem 2023 Informal Tourney - Самоматы


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Entries should be sent to director of the section not later than 1st December 2023
Note! Not more than 3 originals per one author, including joint works, may be published; versions - unlimited.
Задачи направляйте директору раздела не позднее 1 декабря 2023 года
Важно! Могут быть опубликованы не более трех задач одного автора, включая совместные произведения; версии - неограниченно.

F329
Anatoly Stepochkin
SuperProblem, 28-02-2023
8/8/4B1N1/4N3/2p1k3/2Pp3Q/3P2pp/3K2Bq
s#5*(8+6)
F330
Anatoly Stepochkin
SuperProblem, 28-02-2023
3B4/1B6/8/6Q1/8/5p1k/7p/7K
s#10(4+3)
F331
Anatoly Stepochkin
SuperProblem, 28-02-2023
8/5p2/2P2P2/2BK1P2/2QpP2R/3pk1p1/p2p4/qbbB3N
s#11(10+10)
F329 (solution | решение)

Anatoly Stepochkin (Russia)8/8/4B1N1/4N3/2p1k3/2Pp3Q/3P2pp/3K2Bq

*1...hxg1S 2.Qf3+ Sxf3#
*1...hxg1B 2.Qe3+ Bxe3#
1.Bg4! Kd5 2.Qf3+ Kd6 3.Qb7 zz
3...hxg1S 4.Qe7+ Kd5 5.Bf3+ Sxf3#
3...hxg1B 4.Qb6+ Kd5 5.Qd4+ Bxd4#
F330 (solution | решение)

Anatoly Stepochkin (Russia)3B4/1B6/8/6Q1/8/5p1k/7p/7K

1.Qg2+? fxg2+ 2.Bxg2!
1.Qh5+ Kg3 2.Bc7+ Kf2 3.Qe8 Kf1 4.Ba6+ Kf2 5.Bd8 Kg3 6.Qe3 Kh3 7.Bc8+ Kg3 8.Bg4! Kxg4 9.Qg5+ Kh3 10.Qg2+ fxg2#

Чистая логика в миниатюре. Возврат слона и ферзя белых |
Pure logic in miniature. Switchback of White Bishop and Queen

F331 (solution | решение)

Anatoly Stepochkin (Russia)8/5p2/2P2P2/2BK1P2/2QpP2R/3pk1p1/p2p4/qbbB3N

1.Ba3? (2.Qxd4+ Qxd4#) 1...Bb2 2.Bxb2 Bc2 3.Qxd3+ Kxd3 4.Sf2+ gxf2!
1.Bd6! (2.Qxd4+ Qxd4#) 1...Bb2 2.Be5 (3.Qxd4+ Bxd4 4.Bxd4+ Qxd4#) 2...Bc1(a3) 3.Bxg3 Bb2 4.Be5 Bc1(a3) 5.Bd6 Bb2 6.Bc5 Bc1(a3) 7.Ba3 Bb2 8.Bxb2 Bc2 9.Qxd3+! Kxd3 10.Sf2+ Ke3 11.Bxd4+ Qxd4#
F332
Daniele Gatti
SuperProblem, 03-03-2023
k7/1R3RbR/7R/1R2q3/6pR/5ppp/6p1/2RRRRK1
s#9(11+8)
F333
Daniele Gatti
SuperProblem, 03-03-2023
1BR5/8/1P1B4/4B3/5B2/R4p2/Q1pp1p1p/2krbK2
s#8(9+8)
F334
Daniele Gatti
SuperProblem, 03-03-2023
1B6/B1B5/3B4/8/p1P2B2/Pk3pP1/2Rp1p1p/3QbK2
s#9(11+7)
F332 (solution | решение)

Daniele Gatti (Italy)k7/1R3RbR/7R/1R2q3/6pR/5ppp/6p1/2RRRRK1

1.Ra1+! Qxa1 2.Rxa1+ Bxa1 3.Rh8+ Bxh8 4.Ra1+ Bxa1 5.Rh8+ Bxh8 6.Ra1+ Bxa1 7.Rh8+ Bxh8 8.Rg7 Bxg7 9.Rxg7 f2(h2)#
F333 (solution | решение)

Daniele Gatti (Italy)1BR5/8/1P1B4/4B3/5B2/R4p2/Q1pp1p1p/2krbK2

1.Bbc7! h1S! 2.Qxc2+ Kxc2 3.Bd8+ Kb1 4.Rb3+ Ka2 5.Rb2+ Ka1 6.Rxd2+ Kb1 7.Rb2+ Ka1 8.Ra8+ Ba5#
F334 (solution | решение)

Daniele Gatti (Italy)1B6/B1B5/3B4/8/p1P2B2/Pk3pP1/2Rp1p1p/3QbK2

1.Ba5! h1S! 2.Rxd2+ Kxc4 3.Rd4+ Kb5 4.Qxa4+ Ka6 5.Qc6+ Kxa5 6.Bd2+! Bxd2 7.Bb4+! Bxb4 8.Rd5+ Bc5 9.Re5 Sxg3#
F335
Eugene Fomichev
SuperProblem, 06-03-2023
Rn2k1nR/N6N/3PP3/2PBBP2/2P1KP2/8/8/8
s#7b) Ke8->d8(13+3)
F336
Alexey Gasparyan & Bela Majoros
SuperProblem, 10-03-2023
Rb4N1/4NkpP/4p3/3b3P/4B1K1/3P4/4P3/7R
s#10(10+5)
F337
Alexander Fica
SuperProblem, 17-03-2023
8/4N3/4B3/R2q4/2k5/Q5N1/2KB4/3R4
s#62 sol.(8+2)
F335 (solution | решение)

Eugene Fomichev (Russia)Rn2k1nR/N6N/3PP3/2PBBP2/2P1KP2/8/8/8

a) 1.Bg7! Kd8 2.Ke5! Ke8 3.e7! Kd7 4.Be6+ Ke8 5.d7+ Kxe7 6.Bf6+ Sxf6 7.Sc6+ Sxc6#
b) 1.Bb7! Ke8 2.Kd5! Kd8 3.d7! Ke7 4.Bd6+ Kd8 5.e7+ Kxd7 6.Bc6+ Sxc6 7.Sf6+ Sxf6#

Bohemian dynamic chameleon echo with impure mates and homogeny chameleon echo play in both twins. Free technical pieces (author).

F336 (solution | решение)

Alexey Gasparyan (Armenia) & Bela Majoros (Hungary)Rb4N1/4NkpP/4p3/3b3P/4B1K1/3P4/4P3/7R

1.Bg6+! Kf8 2.Rf1+ Bf3+ 3.Kh3! e5 4.h8B! e4 5.d4 e3 6.h6 gxh6 7.Be5 h5 8.Kh2 h4 9.Kg1 h3 10.Bh8 h2#
F337 (solution | решение)

Alexander Fica (Czech Republic)8/4N3/4B3/R2q4/2k5/Q5N1/2KB4/3R4

1.Kb1! Kd4 2.Bf4+ Kc4 3.Bc1 Qxe6 4.Qa4+ Kc3 5.Se2+ Qxe2 6.Bb2+ Qxb2#, 1...Qe6 2.Qa4 Kd3 3.Bc1 Kc3 4.Se2+ Qe2 5.Qb2+ Qxb2#
1.Be1! Qxe6 2.Ra4+ Kb5 3.Rb4+ Kc5 4.Bf2+ Qe3 5.Rb1+ Kc4 6.Qc3+ Qxc3#
F338
Vladimir Pankov
SuperProblem, 20-03-2023
K7/pP5P/8/5Q2/1B5k/1q6/8/8
s#12(5+3)
F338 (solution | решение)

Vladimir Pankov (Russia)K7/pP5P/8/5Q2/1B5k/1q6/8/8

1.h8R+ Kg3 2.b8B+ Kg2 3.Rh2+ Kg1 4.Bc5+ Qe3 5.Qg4+ Kf1 6.Qd1+ Qe1 7.Qd3+ Qe2 8.Rh1+ Kg2 9.Qg3+ Kxh1 10.Qh3+ Qh2 11.Qf3+ Qg2 12.Ba7 Qxf3#
F339 (solution | решение)

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F340 (solution | решение)

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