Examples

The 20th Japanese Sake TourneyAwardEx.1

Theme: H#2 Series Capture. NoTadashiWakashima
Original

other fairy conditions or pieces

are allowed. Only computer-tested
problems will be accepted. For
testing, you need Popeye 4.89.

Judges: Tadashi Wakashima andSanjiro Yasunaga

H#2SeriesCaptureb)Ph2→h4

Definition

Series Capture: At the end of

capturing moves, the movinga) 1.Kxg2-g1 Kxe3-e2

movement (possibly capturing)b) 1.Kxg4-h3 Kxe3-f3

2.g2 Sxh2-f3#

piece can optionally make another

2.Rg1 Rxg1-h1#.

according to its type; if this added
movement captures a piece as well,Zilahi.

the moving piece can make anothersuch movement, and so on. Eachstep of a series has to be legal.

Ex.2

Only the last step of a series may

ToshimasaFujiwara
Original

give check to the opposite king.
Series Capture does not modify themeaning of “check” : a king is notin check if he could only be captured

by a Series Capture specific series ofcaptures.

H#2SeriesCapture2sols

1.Sd8 e3

2.Qf4+ exf4xg5xf6xe7xd8=Q#
1.Bd7 e4

2.Sd5+ exd5xc6xd7#.
A pair of multiple captures.

1

01
ThomasMaeder
Batumi2023Sake1stPr

H#2SeriesCaptureb)Pg2→f5

ValeryGurov
04
GeorgyEvseev
Batumi2023Sake4thPr

H#2SeriesCapture2sols

VlaicuCrisan
07
EricHuber
Batumi2023Sake2ndHM

H#2SeriesCapture2sols

JurajLörinc
02
EmilKlemanič
Batumi2023Sake2ndPr

H#2SeriesCapture2sols

05
KjellWidlert
Batumi2023Sake5thPr

H#2SeriesCaptureb)Pe3→e4



ThomasMaeder
08
KjellWidlert
Batumi2023Sake3rdHM

H#2SeriesCaptureb)Pe5→c42

ValeryGurov
03
GeorgyEvseev
Batumi2023Sake3rdPr

H#2SeriesCaptureb)Pf5→d6



OferComay
06
JonathanMestel
Batumi2023Sake1stHM

H#2SeriesCapture2sols09

ThomasMaeder
KjellWidlert
Batumi20234thHM

H#2SeriesCaptureb)Pd2→g6



10
OferComay
Batumi2023Sake5thHM

H#2SeriesCapture2sols13
KostasPrentos
Batumi2023SakeComm

H#2SeriesCaputureb)Kb6→a3



G.Costeﬀ,P.Einat
16
M.Witztum,O.Comay
Batumi2023SakeComm

H#2SeiresCapture2sols

ValeryGurov
11
GeorgyEvseev
Batumi2023Sake6thHM

H#2SeriesCapture2sols14
KostasPrentos
Batumi2023SakeComm

H#2SeriesCapture2solsThemisArgirakopoulos
17
KostasPrentos
Batumi2023SakeComm

H#2SeriesCaptureb)Kh4→a3c)Kh4→h8d)Pa2→d43



12
HiroakiMaeshima
Batumi2023SakeComm

H#2SeriesCapture2sols15
AndyOoms
Batumi2023SakeComm

H#2SeriesCapture2sols

MenachemWitztum
18 RicardodeMattosVieira
Batumi2023SakeCommH#2SeriesCaptureb)wRd8→wBspace on the diagonal line)

We r e c e i v e d 4 1 p r o b l e m s .

The overall quality of entries is

exceptionally good. As usual for

Composers: D-O echo of battery

illustrate the strategies specific togive double check, the battery line

creation and firing. In order tothis tourney, those problems thatparadoxically needs to be masked

this new condition will be highly

first in B2. Choice of the correct

evaluated.

square in B1. Reciprocal change ofPrizes

functions wB-wR, bB-bR.

TW: There were several entries

01 (Maeder)

which tried R/B reciprocal battery

creation, but this one is the besta) 1.b1=Q e4!

with the masking strategy by Black.

2.Qxf1xg2-g7

The tries also greatly enhance thehxg7xf8=R!xf6xb6-b3#

theme.

b) 1.d1=S Ke4!
2.Sxe3xf5-g7

hxg7xf8=B!xc5xb6-a4#

03 (Gurov, Evseev)

C o m p o s e r : S p e c i f i c m o t i va t i o n

2.Sxh2xg4xh6-g8 f7xg8=R-g6#a)1.f1=S g4b)1.f1=Q h3

for white under-promotions.

2.Qf1xg2xh3xa3xa4-e8+

Specific check prevention to avoid

f7xe8=B-d7 #interruption of black capture series.
Allumwandlung.

TW: The same scheme as the 3rd

Coposers: Bicolor AUW. Promotion

the strength of check prevention(impossible in orthodox chess).

strictly to R/B on mating move

Pr winner, but this one is better on

TW: R/B promotion is motivatedby White. The diagram is clean andby the check prevention on thepleasant to the eye.

promoting squares. Compare with

02 (Lörinc, Klemanič)

the 1st Pr winner, which is more
subtle.

1.Rb7! Rxb4xb7-f7

2.Bf5 Bxg4xf5-d3 #(1.Rb5? Rxb4xb5-f5 - not enough

04 (Gurov, Evseev)

1.Bc8! Bxg4xc8-a6

2.Kxe4xf4xg4-h4 Rxb8xb4xc4 #1.Rd3 Sxd3xe1xg2-f4

space on the vertical line)

1.Rd2 Sxd2xc4xa5-c6+

2.Rb5 Rxb4xb5-f5 #2.Kxc5xc6xb7-a8 Bxh3xg2 #(1.Bd7? Bxg4xd7-b5 - not enough4

Coposers: Mates on very remote

has come up this idea.

of white knights (active /passive

07 (Crisan, Huber)

TW: Very funny. Absolutely the best

2.Kxc2-d1 Sxc4-e3 #squares. Zilahi. Change of functions

1.Sxd6xf5xe3-c4+ Sxd4xe6xc5-b3sacrifice).

1.Re7 Sxc5-d7

among non-strategic entries.

2.Sxe5xd7-f8 dxe7xf8=Qxh8xd4 #05 (Widlert)a) 1.Be5? Ba5 2.Kxe3-d4 Bb6+

Composers: Zilahi. The two white

1.Sc3! Bxd4xc3-a5 2.Kxe3-d4 Bb6#

are captured in the other phase.

pieces that give mate in one phase

3.Sxb6!

TW: Bizarre presentation of twob) 1.Se7? Sh7 2.Kxe4-d5 Sf6+

completely differnt solutions.

3.Bxf6!

1.Be3! Sxd5xe3-g4 2.Kxe4-d5 Sf6#

08 (Maeder, Widlert)a) 1.Re8? hxg2xf4xe5xd6-d7

Composer: 2x roundtrip (in two

2.Qd4 dxe8=Q+??

moves!), with Kniest, exchange of

1.Rxd8!-e8 hxg2xf4xe5xd6-d7functions Bb6/Sf6 and Bd4/Sd5.

2.Qd4 dxe8=Qxe6

Model mates.

b) 1.Rd7? h3

T W: B e a u t i f u l r e n d e r i n g o f 2 x

2.Se8 hxg4xf5xe6xd7+??

rundlauf gives the strong artistic

1.Rxf7!-d7 h3

impression. Lovely.

2.Se8 hxg4xf5xe6xd7xe8=Q#

Honorable Mentions

Composers: In each twin, a white

06 (Comay, Mestel)

officer is captured to avoid a checkthat would prematurely terminate a

1.f1=R! Sc6! (Sc8?)

white capture series.

2.Rf1xf5-f1! Bxf1xh3-c8#

TW: Check prevention by capture of

1.f1=B! Sc8! (Sc6?)

White pieces.

2.Bf1xc4-f1! Rxf1xc1xc7-a7#.
Composers: The switchbacks in one

09 (Maeder, Widlert)b etw e e n w h i te R/ B a r e u n i q u e

2.gxh6-h5 Sxh5xf6-d5#a) 1.Sf6! Bh6!

move and the mutual interferencesb) 1.Sc7! Sf5!

features of the serial-capture

2.gxf5-f4 Bxf4xd6xc7xa4#

condition.

TW: A good strategy. No one else5Composers: W1 offers a piece forCommendations (without order)

Black to capture, so that B2 canoffer a piece to capture in W2. B112 (Maeshima)
1.c1=B e7
2.Bxh6-f8 exf8=S-e6#
1.e1=R h7
2.Rxe6xe8-g8 hxg8=Q-c4#

completes the mating capture series.

TW: The theme is not so interesting,but the presentation is faultless.
10 (Comay)

1.a3 Rxf4xf1-b1

Composer: Ceriani-Frolkin andmixed AUW (and also Zilahi). I
think this matrix (mixed AUW +black Ceriani-Frolkin against whitepawns) cannot be done without

2.Seg8! hxg8xh6xg4xe3xd5-c3#(Try: 2.Shg8? hxg8xe7xd5-c3#?
3.Qxc3!)

1.Ka3 Rxc2-b2

2.Shg8! hxg8xe7xd5xe3-c4#(Try: 2.Seg8? hxg8xh6xg4xe3-c4#?

fairy conditions in H#2.

3.dxc4!)13 (Prentos)

TW: Fine chameleon echo witha) 1.Bd6 (1.Bxe5-d6?) Bxb5xa4-b3

clockwise and counter-clockwise

2.Kxf4xe5-d5 Rxe4#

series captures by S.

b) 1.Rd4 (1.Rxd3-d4?)
Rxa4xa8xb8-c8

11 (Gurov, Evseev)
1.Sb4~ ?? 2.Rxb5-c5 Sc2#??
(no tempo)
1. Sa2 Sxa2-b4 2.Rxb4xb5-c5 ??
1. Sa2 Sxa2-c1!
2.Rxb5-c5 Se1-c2#

2.Kxe2xd3-c4 Bxe4#
Composer: On the first move, Black
blocks a flight square, but avoids theadditional capture of a white pawn,

because that would break the chainof pawns needed to transport the

1.Rg5~ ?? 2.Qxh6-e3 Sxb3#??

bK on the 2nd move. White creates(no tempo)

a reciprocal battery: the rear piece

1.Rg2 Sg2-f4 2.Qxh6xf4-e3 ??

reaches its final destination with the

1.Rg2 Sxg2-e1!

help of a series of captures. Later,

2.Qxh6-e3 Sxb3#

the front piece fires the battery,
playing on the same square.

TW: Interesting tempo motivation ofswitchback by Series Capture.

14 (Prentos)

1.Bxe5-c3 Rxg5-a5 2.Rxd6-d4 Se5#6

1.Rxd6-d3 Bxg5-d2 2.Bxe5-d4 Sd6#

17 (Prentos, Argirakopoulos)

Composer: Both white pawns d6,2.Rxd6-d1 Rxd1-h1#a) 1.d1=R d8=Rb) 1.d1=Q d8=Q

e5 are eliminated on B1 and B2, in

2.Qxb3-b8 Qxb8-b4#

order to open white lines, and vacatec) 1.d1=B d8=B

the mating square for the wS. The

2.Bxb3-g8 Bf6#

black pieces block two squares ind) 1.d1=S d8=S

the King’ s court, with come-and-go

2.Sxf2-h3 Sxc6xd4-f5#

over the critical square d4. On W1,

the bPg5 is also captured, resulting

Composers: Babson.

in two distinct mates without any
pawns on the board.

18 (Menachem, Vieira)15 (Ooms)

1.Ba8 Kg2

2.Rxh3xd3-b3 Rxa8xa7xg7xg4-a4 #1.b1=R Sf7

1.Rh4 Kh2

2.Rb2

2.Bxd5-b3 Bxh4xf2xc5 #Sxd8xb7xc5xa4xb2xd1xe3-c2 #
1.b1=B Sg6

Composers: All moves are directly

2.Rb2(B2 and W2) or indirectly (B1 andSxf4xg2xe3xd1xb2xa4xc5-b3 #W1) related to the fairy condition:

B1 enables W2 series capture; W1

Composer: Black's minor promotion

turns the illegal first step of B2

is followed by an active rookseries capture into a legal step; B2

sacrifice on the field that was left

– black series capture; W2 – whiteby the black pawn. Followed by aseries capture.

SeriesCapture with 7 captures.

16 (Costeff, Einat, Menachem,Comay)

1.Bg5 d8=S

2.Sf4 Sxf7xg5xe6xf4xd5-c7 #1.Bf6 d8=R

2.Se5 Rxd5xe5xe6xf6xf7-b7 #Composers: Minor promotions &battery opening mates emphasizing
unified geometry.

7