Moremovers - SuperProblem 2024 Informal Tourney - Многоходовки


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Entries should be sent to director of the section not later than 1st December 2024
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 2024 года
Важно! Могут быть опубликованы не более трех задач одного автора, включая совместные произведения; версии - неограниченно.

C417
Mirko Degenkolbe
SuperProblem, 06-01-2024
4K3/4p3/8/3p1p2/2PPkPP1/2P1p1P1/4P3/8
#7(8+5)
C418
E.Kirillov, V.Kirillov, I.Yarmonov
SuperProblem, 14-01-2024
4N1b1/3R2p1/4p1pp/b1p1p1P1/n3k3/rp2N1P1/1P2PK2/4n3
#12(8+13)
C419
Steven B. Dowd
SuperProblem, 15-01-2024
2B5/1R6/3N1k2/8/8/1K4P1/8/8
#4(5+1)
C417 (solution | решение)

Mirko Degenkolbe (Germany)4K3/4p3/8/3p1p2/2PPkPP1/2P1p1P1/4P3/8

1.Kxe7! (Zugzwang)
1. …dxc4 2. g5 Kd5 3.Kd7 Ke4 4. g6 Kd5 5. g7 Ke4 6.g8S![g8D?] Kd5 7.Sf6#
1. …fxg4 2. c5 Kf5 3.Kf7 Ke4 4. c6 Kf5 5. c7 Ke4 6.c8S![c8D?] Kf5 7.Sd6#
Елочка с двумя симметричными играми. Двойное превращение белых пешек в коней. Двойное избежание пата.
C418 (solution | решение)

Evgeny Kirillov, Valery Kirillov, Igor Yarmonov(Russia/Ukraine)4N1b1/3R2p1/4p1pp/b1p1p1P1/n3k3/rp2N1P1/1P2PK2/4n3

1.Sf6+? gxf6!;
1.Sd6+ Kd4 2.Sdc4+ Ke4 3.Rd1! Bc7 4.Sd2+ Kd4 5.Sf3+ Ke4 6.gxh6 gxh6
7.Sd2+ Kd4 8.Sdc4+ Ke4 9.Rd7! Ba5 10.Sd6+ Kd4 11.Se8+ Ke4, и главный план : 12.Sf6#.
C419 (solution | решение)

Steven B. Dowd(USA)2B5/1R6/3N1k2/8/8/1K4P1/8/8

1. Kc4! (1. Bf5? Kg5? 2. Rf7! etc but 1. ... Ke5!)
1. ... Ke5 2. Se8 Ke4 3. Rb3 Ke5 4. Re3#
1. ... Kg6 2. Se4 Kh5 3. Bf5 Kh6 4. Rh7#
1. ... Kg5 2. Rg7+
2. ... Kf6 3. Se8+ Ke5 4. Re7#
2. ... Kh6 3. Sf5+ Kh5 4. g4#
2. ... Kh5 4. Bg4+ Kh6 4. Sf5#
Rex Solus miniature with 5 mates, two of them models.All the white pieces move, and four of them mate.
Echo effect e3/e7.
C420
Bosko Miloseski
SuperProblem, 16-01-2024
8/5p2/2p5/8/8/2B5/5P1p/5K1k
#11(3+4)
C421
Daniele Gatti
SuperProblem, 20-01-2024
7N/Np1k4/1P2p3/2P3BB/4p2P/4P3/8/4K3
#5(9+4)
C422
B. Piliczewski, A. Szypulski
SuperProblem, 20-01-2024
8/N1p4N/2K4R/2PP1P2/4pk2/8/5PB1/8
#4(9+3)
C420 (solution | решение)

Bosko Miloseski(Hong Kong)8/5p2/2p5/8/8/2B5/5P1p/5K1k

1.Bf6! c5 2.f4 c4 3.f5 c3 4.Bxc3 f6 5.Be5 fxe5 6.f6 e4 7.f7 e3 8.f8Q e2+ 9.Kxe2 Kg2 10.Qf3+ Kg1 11.Qf1#
Excelsior
Switchback,
Miniature
Promotion
Active sacrifice
C421 (solution | решение)

Daniele Gatti (Italy)7N/Np1k4/1P2p3/2P3BB/4p2P/4P3/8/4K3

1. Kd2! [zugzwang]
1. ... e5 2. Kc3 [zugzwang]
2. ... Ke6 3. Kb4 [threat 4. Be8 [zugzwang] ... Kf5 5. Bd7#; ... Kd5 6. Bf7#]
3. ... Kf5 4. Kc4 [zugzwang]
4. ... Ke6 5. Bg4#
3. ... Kd7 4. Kc4 [zugzwang]
4. ... Ke6 5. Bg4#
C422 (solution | решение)

Bogusz Piliczewski, Andrzej Szypulski(Poland)8/N1p4N/2K4R/2PP1P2/4pk2/8/5PB1/8

1.K~? Ke5!
1.Kb5!
1...Kxf5 2.Sc6 (A)
2...Kg4 (a) 3.Bxe4 (B) Kf4 4.Rh4# (C) MM
2...Kf4 (b) 3.Rh4+ (C) Kf5 4.Bxe4# MM
2...e3 3.Bf3 Kf4 4.Rf6#
1...Kg4 2.Bxe4 (B)
2...Kf4 (b) 3.Rh4+ (C) Ke5 4.Sc6# (A) MM
2...c6+ (c) 3.Sxc6 (A) Kf4 4.Rh4# MM
1...e3 2.Rh4+ (C)
2...Ke5 (d) 3.Sc6+ (A) Kxf5 4.Be4# (B) MM
2...Kxf5 (e) 3.Be4+ (B) Ke5 4.Sc6# MM
1...Ke5 2.Sc6+
2...Kf4 3.Rh4+ Kxf5 4.Bxe4#
2...Kxf5 3.Bh3+ Kf4 4.Rf6#
1...c6+ 2.Sxc6
2...Kg4 3.Bxe4 Kf4 4.Rh4#
2...e3 3.Rh4+ Kxf5 4.Be4#
2...Kxf5 3.Bh3+ Kf4 4.Rf6#
The main idea - complete pseudo Kiss cycle (AaBbC-BbCcA-CdAeB) with three thematic model mates.
Additional content: complete cycle of white moves (ABC-BCA-CAB), Babushka, reciprocal, switchback of the black king, exposing white king to check, meredith.
C423
Daniele Gatti
SuperProblem, 22-01-2024
8/2B4R/8/6P1/3N2k1/8/7P/6K1
#5(6+1)
C424
Daniele Gatti
SuperProblem, 27-01-2024
8/3PPPP1/3Pk3/2K1nn2/7P/r7/4B3/8
#4(8+4)
C425 version C424
Daniele Gatti
SuperProblem, 27-01-2024
8/2PPPPP1/1K1k4/4nn1p/2P4P/8/8/8
#5(8+4)
C423 (solution | решение)

Daniele Gatti (Italy)8/2B4R/8/6P1/3N2k1/8/7P/6K1

Try: 1. g6? [zugzwang]
But 1. ... Kg5! 2. g7 Kf6 3. g8=Q (= stalemate) (3. Bd6? Kf7! 4. Be5 Kg8 5. Rh8+ Kf7! [Refutes])
Solution: 1. h4! [zugzwang]
1. ... Kh3 2. g6 [zugzwang]
2. ... Kg4 3. g7 [zugzwang]
3. ... Kh3 4. g8=B [threat 5. Be6#]
4. ... Kg4 5. Be6#
Rex Solus miniature with underpromotion and Take&Give key.
C424 (solution | решение)

Daniele Gatti (Italy)8/3PPPP1/3Pk3/2K1nn2/7P/r7/4B3/8

1. d8=S!+
1. ... Kf6 2. e8=S+
2. ... Kg6 3. f8=S+
3. ... Kh6 4. g8=S#
1. ... Kd7 2. e8=Q+
2. ... Kc8 3. Sc6+
3. ... Kb7 4. Qb8#
C425 version C424 (solution | решение)

Daniele Gatti (Italy)8/2PPPPP1/1K1k4/4nn1p/2P4P/8/8/8

1. c8=S!+
1. ... Ke6 2. d8=S+
2. ... Kf6 3. e8=S+
3. ... Kg6 4. f8=S+
4. ... Kh6 5. g8=S#
C426
Bosko Miloseski
SuperProblem, 30-01-2024
5Rnk/5Rrq/5Qpp/6pb/pp4p1/4p1P1/1Pp1K3/2B5
#6(7+13)
C427
Vasily Murashov
SuperProblem, dd-mm-2024
8/1p1K1p2/bp3P2/1p1Nk1p1/2p2pP1/2P5/1P3P1p/4N2B
#9(9+10)
C428
Luka Tyrtyshnikov
SuperProblem, 16-02-2024
3k4/p5p1/P1BK2P1/8/3N4/8/8/8
#4(5+3)
C426 (solution | решение)

Bosko Miloseski(Hong Kong)5Rnk/5Rrq/5Qpp/6pb/pp4p1/4p1P1/1Pp1K3/2B5

1.b3!
*1...~ (ab3) 2.Bb2 c1=Q 3.Qxg7 Qxg7 4.Bxg7 Kh7 5.B~f6#
2...c1=S 3.Kxe3 ~ 4.Rxg7 ~ 5.Rxg8#
4...Qxg7 5.Qxg7#
**1…a3 2.Qа1!! a2 3.Bb2 c1=S 4.Kxe3 Se2 5.Bxg7 Qxg7 6.Qxg7#
3...c1=Q 4.Bxg7 Qxg7 5.Qxg7#
*Loyd
**Loyd-Turton
C427 (solution | решение)

Vasily Murashov8/1p1K1p2/bp3P2/1p1Nk1p1/2p2pP1/2P5/1P3P1p/4N2B

1.Ke7?? b4!!
(1...f3?? 2.Nxf3+ Kxd5 3.Nxg5+)
2. Sxb4 f3 3. Sxf3+ Kf4 4.Sxh2 Ke5 5. Bd5 Kf4 6. Sxa6 Ke5 7. Bxb7 Kf4 8. Kd6 b5 9. b3 cxb3 10. Sb4 b2 11. Sd3# ]
1.b4 f3(1...cxb3 2.Nd3#)
2.Nxf3+ Kxd5 (2...Ke4 3.Ne1+ Ke5 4.f3 (цугцванг с жертвой коня , « временным перекрыванием слона...) 4. ...Kxd5 5.f4#)
3.Nxh2+(белый конь нашёл «себе занятие» ....) 3….Ke5 4.Ke7 Kf4 5.Kxf7 Ke5 6.Ke7 Kf4 7.f7 Ke5 8.f8N Kf4 9.Ng6#
В коротких вариантах «взятие на проходе», цугцванг.
В главном - жертва коня, слабое превращение, цугцванги, «парадоксальный перевод коня» на h2
Взятие на проходе эфемерно …...
C428 (solution | решение)

Luka Tyrtyshnikov(Russia)3k4/p5p1/P1BK2P1/8/3N4/8/8/8

1. Bd5! zz
1. ... Kc8 2. Bb7+ Kd8 3. Se6+ Ke8 4. Bc6#
1. ... Ke8 2. Bf7+ Kd8 3. Sc6+ Kc8 4. Be6#
Гравюра. Эхо-маты. (Автор с 2014 г.р.)
C429
Antonio Tarnawiecki
SuperProblem, 21-02-2024
8/2B4N/8/2kP4/8/6NP/B1PRK3/8
#4(9+1)
C430
Yuri Arefiev
SuperProblem, 22-02-2024
5Q2/3N2p1/2k1p3/p3p2n/1p6/2N2b2/rppp3K/2qr3n
#5(4+15)
C431
Petrašinović Petrašin
SuperProblem, 25-02-2024
8/8/7Q/4k3/KP6/5P1N/8/8
#4 b)Ka4>b1; c)Sh3>h7(5+1)
C429 (solution | решение)

Antonio Tarnawiecki (Peru)8/2B4N/8/2kP4/8/6NP/B1PRK3/8

1. Rd4! zz
1. ... Kxd4 2. Se4 zz Kxe4 3. c3 zz Kf5 4. Bb1#
1. ... Kb5 2. Se4 zz Ka6 3. Sd6 Ka7 4. Ra4#
C430 (solution | решение)

Yuri Arefiev (Russia)5Q2/3N2p1/2k1p3/p3p2n/1p6/2N2b2/rppp3K/2qr3n

1. Sb5! (2. Qc5+ Kxd7 3. Qc7+ Ke8 4. Sd6+...)
1. ... Kxb5 2. Qc5+ Ka4 3. Sb6+ Ka3 4. Qe3+ b3 5. Qc5#(model)
1. ... Kxd7 2. Qd6+ Ke8 3. Sc7+ Kf7 4. Qxe6+ Kf8 5. Qe8#(model)
1. ... Kd5 2. Qc5+ Ke4 3. Qxe5+ Kd3 4. Sc5+ Kc4 5. Sd6#(model)
3 правильных мата
C431 (solution | решение)

Petrašinović Petrašin(Srbija)8/8/7Q/4k3/KP6/5P1N/8/8

a)
1...Kf5 2.Sf4 Ke5 3.Qf8 Kd4 4.Qc5#
1.Kb3?
1...Kd4 2.Qe6 Kd3 3.Qe1 Kd4 4.Qe4#
1...Kf5 2.Sf4 Ke5 3.Qf8 Kd4 4.Qc5#
but: 1...Kd5!
1.Sf4?, Kd4!
1.Sf2!
1...Kd4 2.Qg5 Kc3 3.Qc1+ Kd4 4.Qc5#(MM)
1...Kd5 2.Qf6 Kc4 3.Qc6+ Kd4 4.Qc5#
1...Kf5 2.Se4 Ke5 3.Qd6+ Kf5 4.Qf6#
b)
twin (Ka4>b1)
1.Qc6?
1...Kd4 2.Qc5+ Kd3 3.Sf4+ Kd2 4.Qc1#
but: 1...Kf5!
1.Kb2?, Kd5!; 1.Sf4?, Kd4!
1.Kc2!
1...Kd5 2.Sg5 ~ 3.Qe6+ Kd4 4.Qe4#
2...Kc4 3.Qb6 Kd5 4.Qc5#
2...Kd4 3.Qd6+ Ke3/Kc4 4.Qd2#/Qc5#
2...Ke5 3.Qf8 Kd4/Kd5 4.Qc5#
1...Kf5 2.Sf4 Ke5 3.Qf8 Kd4 4.Qc5#
c)
twin (Sh3>h7)
1.Qe3+?
1...Kd5 2.Sf8 Kc4 3.Ka5 Kd5 4.Qc5#
2...Kc6 3.Qa7 Kd5/Kd6 4.Qc5#
but: 1...Kd6!
1.Kb3!
1...Kd4 2.Qe6 Kd3 3.Qe1 Kd4 4.Qe4#(MM)
1...Kd5 2.Kc3 Ke5 3.Kc4 Kf5 4.Qf6# (duel K)
C432
Luis Echemendia and Steven B. Dowd
SuperProblem, 28-02-2024
8/1p6/1K2p3/pN1pPp2/pk1p1P2/NP1P4/2B5/8
#8(8+8)
C433
Steven B. Dowd
SuperProblem, 06-03-2024
8/8/2R5/4P3/P7/pBB3P1/pp1p4/k1bK4
#8(7+6)
C434
Béla Majoros
SuperProblem, 14-03-2024
6B1/5r2/2PBk1p1/1p1rP1P1/pP2p1P1/P5P1/Q3p3/4K3
#4(11+8)
C432 (solution | решение)

Luis Echemendia (Cuba) and Steven B. Dowd (USA)8/1p6/1K2p3/pN1pPp2/pk1p1P2/NP1P4/2B5/8

1. Bd1!
1. Kxb7? axb! 1. ... Kc5? 2. axb!
1. Sb1? a3! 1. ... axb? 2. Bd1! Reversal
1. ... axb 2. Sb1 a4 3. S5a3 b2 4. Sc2+ Kb3 5. Sxd4+
5. ... Ka2 6. Sc3+ Ka3 7. Sdb5+ Kb4 8. Sa2#
5. ... Kb4 6. Sxe6 a5 7. Sc7 a2 8. Sxd5#
Black White duel with stopped pawn motif; Anderssen with battery formation; S Rundlauf. The b5 S takes three moves to capture on d4 when it could do so in one.
C433 (solution | решение)

Steven B. Dowd (USA)8/8/2R5/4P3/P7/pBB3P1/pp1p4/k1bK4

1. Bg8! Kb1 2. Bh7+ Ka1 3. Rg6 Kb1 4. Rd6+ Ka1 5. Rd3 Kb1 6. Bd4!
6. ... a1S 7. Rxa3+ Sc2 8. Bxc2#
6. ... Ka1 7. Rc3 b1Q 8. Rxc1# pin mate
Pericritical maneuver with Anderssens.
C434 (solution | решение)

Béla Majoros (Hungary)6B1/5r2/2PBk1p1/1p1rP1P1/pP2p1P1/P5P1/Q3p3/4K3

1. Kxe2! e3 2. Ke1! e2 3. Bc5 Kxe5 4. Qxe2#
C435 in memory V. Kozhakin
Ferhat Karmil
SuperProblem, 19-03-2024
6k1/3p4/8/8/8/8/K7/1R6
#14(2+2)
C436
Antonio Tarnawiecki
SuperProblem, 24-03-2024
8/n7/NP1pp2b/5r2/1Rp2Pp1/2Pk4/1P3P2/3K2NB
#4(10+8)
C437
Elmar Abdullayev
SuperProblem, 25-03-2024
8/3pK3/p2P4/P2pk1p1/Pp4p1/6P1/1P2P3/1Q6
#5(8+7)
C435 (solution | решение)

Ferhat Karmil(Türkiye)6k1/3p4/8/8/8/8/K7/1R6

1. Rb6! Kf8 2. Kb3 Ke8 3. Kc4 Kd8 4. Kd5 Ke7 5. Rb5!! d6 6. Ra5!! Kf7 7. Kxd6 Kf6 8. Kd7 Kf7 9. Ra6! Kf8! Full Rundlauf
10. Ke6 Kg7! 11.Ke7 Kg8 Switchback 12. Kf6 Kh8 13. Kg6 Kg8 14. Ra8#
Полное круговращение черного короля, мат к тому же он получает на исходном поле!
C436 (solution | решение)

Antonio Tarnawiecki (Peru)8/n7/NP1pp2b/5r2/1Rp2Pp1/2Pk4/1P3P2/3K2NB

1. Se2! [2. Sc1#]
1. ... Bxf4 2. Rb5 [3. Sb4#]
2. ... Sc6 3. Re5 [4. Be4#]
3. ... Sxe5 4. Sb4#
3. ... dxe5/d5 4. Sc5#
3. ... Rxe5 4. Sxf4#
3. ... Bxe5 4. Sc1#
It features a theme used by the late Backsi (I call it the "Backsi theme"). It consists of chains of short threats that sets the final position. I'm this case the foreplay consists of three short threats (I wrote an article on a TEHTAVIANNEKA from 2023 on the subject. Author).
C437 (solution | решение)

Elmar Abdullayev(Azerbaijan)8/3pK3/p2P4/P2pk1p1/Pp4p1/6P1/1P2P3/1Q6

1.b3! — цугцванг …
1… d4 2.Qg6! d3 3.e3 d2 4.Kxd7 — d1Q 5.Qe6#
4… Kc5 5.Qf5#
2… Kd5 3.Kxd7 d3 4.e3 — d2 5.Qf5#
4… Ke5 5.Qe6# (тема ле Гранда)
1… Kd4 2.Qc1! Ke4 3.Qxg5 d4 4.Kf6 d3 5.Qe5#
3… Kd4 4.Qc1! Ke4 5.Qf4#
Защитные ходы черных на поле d4 пешкой и королем на первом и третьем ходах. Попарные геометрические маты в вариантах: 5.Qe5/5.Qf4 — по черным полям и 5.Qe6/5.Qf5 — по белым полям (при 5.Qf5#/5.Qe6# —наблюдаем тему Ле Гранда). Возвратный ход ферзя на поле с1.
C438
Luka Tyrtyshnikov, Ulyana Kusakina
SuperProblem, 25-03-2024
3R1R2/4k3/4p1p1/8/6P1/8/8/7K
#4(4+3)
C439
Viktor Volchek
SuperProblem, 27-03-2024
8/N1p1Rp2/Q1P1nP1K/3pk2B/3Nn1p1/P7/5PP1/4R1B1
#4(13+7)
C440
Vladislav Nefyodov
SuperProblem, 03-04-2024
8/8/7N/2P3P1/PPKPPR2/2N5/8/6k1
#4(10+1)
C438 (solution | решение)

Luka Tyrtyshnikov, Ulyana Kusakina(Russia)3R1R2/4k3/4p1p1/8/6P1/8/8/7K

1. g5! zz e5 2. Rfe8+ Kf7 3. Rxe5 zz Kg7 4. Re7# (model)
Авторы - Тыртышников Лука(2014 г.р.) и Кусакина Ульяна (2009 г.р.).
C439 (solution | решение)

Viktor Volchek (Belarus)8/N1p1Rp2/Q1P1nP1K/3pk2B/3Nn1p1/P7/5PP1/4R1B1

1.Qb7! zugzwang.
1...Kf4 2.Qxc7 + Sxc7 3.Rxe4 + dxe4 4.g3 #
1...Kxd4 2.Qb2 + Sc3 3.Re3! Kc5 4.Qb4 #
1...Kxf6 2.Rxe6 + fxe6 3.Qxc7! Sd6 4.Qg7 #
1...Kd6 2.Sb5 + Kc5 3.Rc1 + Sc3 4.Rxc3 #
[2...Ke5 3.Qxc7 + Kxf6 4.Rxf7 #
1...g3 2.f4 + Kxf4 3.Qxc7 + Sd6 4.Qxd6 # 3...Sxc7 4.Be3 # ]
Звездочка черного короля.
C440 (solution | решение)

Vladislav Nefyodov (Russia) (по идее И. Шумова "Меч Дамоклеса")8/8/7N/2P3P1/PPKPPR2/2N5/8/6k1

1. Sg4! zz
1. ... Kh1 2. Rf2 Kg1 3. Se2+ Kh1 4. Rh2# mm
1. ... Kg2 2. Se2 Kh1(Kh3) 3. Se3 Kh2 4. Rh4# mm
C441(версия C440)
Vladislav Nefyodov
SuperProblem, 03-04-2024
8/8/8/8/2K2R2/2N5/7N/6k1
#4(4+1)
C442
Valery Kirillov, Igor Yarmonov
SuperProblem, 06-04-2024
8/2K4p/p1RNNp1P/1p1pkP2/5p1q/3p1B2/2bP4/b7
#8(8+11)
C443
Alexander Varitsky & Vidadi Zamanov
SuperProblem, 12-04-2024
b7/B7/P1pp4/kP6/2P2p2/3R1P1B/4K3/8
#8(8+5)
C441(версия C440) (solution | решение)

Vladislav Nefyodov (Russia)8/8/8/8/2K2R2/2N5/7N/6k1

1. Sg4! zz
1. ... Kh1 2. Rf2 Kg1 3. Se2+ Kh1 4. Rh2# mm
1. ... Kg2 2. Se2 Kh1(Kh3) 3. Se3 Kh2 4. Rh4# mm
1. Sf1? Kg2 2. Se2 Kh1(Kh3) 3. Se3 Kh2 4. Rh4# но 1. ... Kh1!
C442 (solution | решение)

Valery Kirillov, Igor Yarmonov(Russia/Ukraine)8/2K4p/p1RNNp1P/1p1pkP2/5p1q/3p1B2/2bP4/b7

Главный план : 1.Sf7+? Kxf5 2.Sg7+ Kg6 3.Bh5+ Qxh5!;
Решение : 1.Rc5! (2.Rxd5#) Bb3 2.Sd8! (2.Rc1? Bd4!) Kd4 3.Rc1! Bc2 4.Se6+ Ke5 5.Re1+ Qxe1, и главный план : 6.Sf7+ Kxf5 7.Sg7+ Kg6 8.Bh5# (mm).
C443 (solution | решение)

Alexander Varitsky & Vidadi Zamanov(Belarus/Azerbaijan)b7/B7/P1pp4/kP6/2P2p2/3R1P1B/4K3/8

1.Be6? c:b5!; 1.Bd7? d5!; 1.R:d6? c:b5!; 1.b:c6? B:c6; 1.Rb3? Ka4!
1.b6! (2.b7) K:a6 2.Ra3+ Kb7 3.c4! d:c4 4.Kd3 c4+ 5.K:c4 c5 6.Rd3! Kc6 7.Bc8 Bb7 8.Bd7x; 6…Ka6 7.Bc8+ Ka4 8.Ra3# .
3…d5 4.Kd3 d4 5.Kc4 d3 6.R:d3 Ka6 7.Bc8+ Bb7 8.Ra4# .
C444
Valery Ivanov
SuperProblem, 13-04-2024
8/8/4k3/2KNN3/8/8/1B2P3/8
#8(5+1)
C445
Valery Ivanov
SuperProblem, 13-04-2024
8/8/7K/8/4NkN1/5P2/8/3B4
#8(5+1)
C446
Valery Ivanov
SuperProblem, 13-04-2024
4N3/2K5/8/4k3/3N4/3pP3/3B4/8
#8(5+2)
C444 (solution | решение)

Valery Ivanov (Russia)8/8/4k3/2KNN3/8/8/1B2P3/8

1.Kd4! – zz,
1…Kf5 2.Bc1 Ke6 3.Bg5 Kd6 (Kf5) 4.Bh4! Ke6 5.Sc7+ Kd6 6.Se8+ Ke6 7.e3! Ke5 8.Sg7# IM.
Первым ходом чёрному королю предоставляется «отравленное» поле «d6», тонкие ходы: 4-й ход после 1…Kd6 и 7-й пешкой.
C445 (solution | решение)

Valery Ivanov (Russia)8/8/7K/8/4NkN1/5P2/8/3B4

1.Kh5! – zz,
1…Kf5 2.Sg5 Kf4 3.Kh4 Kf5 4.Bc2+ Kf4 5.Sh3+ K:f3 6.Bd3 Kg2 7.Be2 Kh1 8.Bf3# mm
Идеальный мат с поля начальной позиции белой пешки и её жертва. Отложенный чёрно-белый манёвр «ушёл-пришёл».
C446 (solution | решение)

Valery Ivanov (Russia)4N3/2K5/8/4k3/3N4/3pP3/3B4/8

1.Kb6!
1…Ke4/Kd5 2.Kc6/Kb5 Ke5 3.Kc5 Ke4 4.Kc4 Ke5 5.K:d3 Kd5 6.Bb4 Ke5 7.Bd6+ Kd5 8.e4# IM.
Темпо ходы белого и чёрного королей, идеальный мат пешкой.
C447
Ferhat Karmil
SuperProblem, 16-04-2024
7K/2p5/8/8/2k5/5R2/8/8
#24(2+2)
C448
Alexander Varitsky
SuperProblem, 20-04-2024
7n/5p2/R1B1bK2/2B4p/2pQpk2/p4p2/8/6nr
#6(5+11)
C449
Ferhat Karmil
SuperProblem, 20-04-2024
8/N2p4/8/8/8/7N/8/5K1k
#16(3+2)
C447 (solution | решение)

Ferhat Karmil (Türkiye) 7K/2p5/8/8/2k5/5R2/8/8

1. Kg7! c5 2. Kf6 Kd4! 3. Rf4+! Kd5 4. Kf5 c4 5. Rf1! Kd4 6. Kf4 Kd3! 7. Kf3 c3 8. Rd1+! Kc4! 9. Ke4 c2! 10. Rc1 Kc3 11. Ke3 Kc4! 12. Rxc2+ Kd5! 13. Rd2+! Kc6 14. Rd4! Kc5 15. Kd3 Kb5 16. Rc4 Kb6 17. Kc3 Kb5 18. Kb3 Ka5 19. Rb4 Ka6 20. Ka4 Ka7 21. Ka5 Ka8 22. Kb6 Kb8 23. Rc4 Ka8 24. Rc8#
A quartet with a record number of moves for this set of pieces!
C448 (solution | решение)

Alexander Varitsky(Belarus)7n/5p2/R1B1bK2/2B4p/2pQpk2/p4p2/8/6nr

1.Bd7! Sg6 2.R:e6-угроза Sh3 3.Bd6+ Se5 4.R:e5 Kg3 5.Rg5+ Kh4 6.Bg3#;
1…B:d7 2.Qd6+ Kg4 3.Bf2 h4 4.Q:d7+ Kh5 5.Qf5+ Kh6 6.Be3#;
1…Se2 2.Qe3+ Kg3 3.Qf2+ Kh3 4.R:e6 Sf4 5.R:e4+ Se6 6.R:h4#;
2…Kg4 3.R:e6 Sd4 4.Qg5+ Kh3 5.R:e4+ Sf5 6.Rh4x; 3…f:e6 4.B:e6+ Kg3 5.Qf2+ Kf4 6.Bd6(e3)#.
C449 (solution | решение)

Ferhat Karmil (Türkiye)8/N2p4/8/8/8/7N/8/5K1k

1.Nf4? d5!
1. Kf2! d5! 2. Kg3 d4 3. Nf2+ Kg1 4. Nd3! Kf1 5. Kf3 Kg1 6. Nc6 Kh2 7. Nce5 Kh3 8. Ng6 Kh2
9. Ngf4 Kg1 10. Ke2 Kh2 11. Kf2 Kh1 12. Ne5 d3 13. Ng4 d2 14. Ne2 d1N+! 15. Kg3 Rundlauf 15… Nb2 Rundlauf 16. Nf2#!
Эксцельсиор, слабое превращение в черного коня, полные круговращения белого короля и коня, черный король получает мат на исходном поле, зеркальные правильные маты!
Excelsior, weak transformation into a black knight, full Rundlauf of the white king and knight, the black king gets mate on the original square, with a model mates!
C450
Leonid Makaronez & Viktor Volchek
SuperProblem, 20-04-2024
b4B2/K7/2PpBn1Q/N1k1p3/PpppP2b/2r2n2/1Pr1P3/8
#4(10+12)
C451
L.Lyubashevsky & L.Makaronez
SuperProblem, 08-06-2024
8/8/8/ppkNp3/4Q3/8/2N5/7K
#4(4+4)
C450 (solution | решение)

Leonid Makaronez & Viktor Volchek(Israel/Belarus) b4B2/K7/2PpBn1Q/N1k1p3/PpppP2b/2r2n2/1Pr1P3/8

1...Sg4 2.Bg4 Be7 3.Be7 d3 4.Qd6#
1...Sg8 2.Bg8
1...Sd7 2.Bd7

1.Qg7?(2.Qc7) 1...b3 2.Qc7 Kb4 3.Qd6+Ka4 4.Qb4#
1...Sd5 2.Bd6+Kd6 3.Qd7+Kc5 4.Qd5#
1...Se8 2.Sb7+Bb7 3.Qb7–4.Qb5# 1….d3!

1.Bf5!(2.Bd6+Kd6 3.Qf8+Kc7 4.Qb8#
1...Se4 2.Be4 Be7 3.Be7 d3 4.Qd6#
1...Se8 2.Qe6 b3 3.Qd5+Kb4 4.Qb5#
C451 (solution | решение)

Leonid Lyubashevsky & Leonid Makaronez(Israel)8/8/8/ppkNp3/4Q3/8/2N5/7K

1.Sc2-e3! zugzwang
1...b5-b4 2.Qe4-c4 + Kc5-d6 3.Qc4-c7+ Kd6-e6 4.Qc7-e7#
1...a5-a4 2.Qe4*e5 threat: 3.Qe5-f6 threat: 4.Qf6-b6 #
1...Kc5-c6 2.Qe4-c2+ Kc6-d6 3.Qc2-c7+ Kd6-e6 4.Qc7-e7#
2...Kc6-b7 3.Qc2-c7+ Kb7-a8 4.Sd5-b6#
3...Kb7-a6 4.Qc7-b6#
2...Kc6-d7 3.Qc2-c7+ Kd7-e8(e6) 4.Qc7-e7#
1...Kc5-d6 2.Qe4-c2! threat: 3.Qc2-c7+ Kd6-e6 4.Qc7-e7#
C452 (solution | решение)

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