40th World Chess Solving Championship

40th World Chess Solving Championship
Belgrade, 2nd-3rd August, 2016
Round 1: 3 x #2 – Time: 20 minutes
NAME: ______________________________________________
COUNTRY:___________________________________________
1) Andreas Schonholzer
3rd Prize, Freie Presse, 1969
wdwdwdwd 1.Bf2,Bh4?
1.Be5?
gwdqdnHw 1.Bd6?
wdwdw)wd 1.Bb8?
dwhQdw0N
wdwdwdkd
dwdwdpGw
wdw4pdw$
dwdb$wdK
#2
(8 + 10)
(2.Rg1#)
(2.Rg1#)
(2.Rg1#)
(2.Rg1#)
(5)
1.Bc7!
(2.Rg1#)
1...S~
1...Se6
1...Sd3
1...Qd6,Qxc7
1...f2
2.Q(x)e4#
2.Qf5#
2.Qxd7#
2.Qf5#
2.Qg2#
2) Kiril Stoyanov
Het Belgisch Schaakbord
(L'Echiquier Belge), 1999
wdw4wdwd
dwdp0R)w
BHwdwdKd
dwdwdwGw
wdw)kdpd
gw!wdw0n
wdwdNdwd
dbdwdw1w
#2
1...Bd6
1...d6
1...Sf4+
1...Qxd4
2.Bb7#
2.Rxe7#
2.Rxf4#
2.Qxd4#
(5)
1.Qc7!
(2.Qe5#)
1...Bd6
1...d6
1...Sf4+
(9 + 10) 1...Qxd4
2.Qb7#
2.Qxe7#
2.Qxf4#
2.Sxg3#
3) Martin Anderson
Original for WCSC
wdwdwGKd
dpdwHP!w
rdwdwdpd
$rdwdwiP
wdwdphP$
dwdw0P)p
wdwdwHwd
dbdwdqdw
#2
(5)
1.Sxg6!
1...Sxh5
1...Sxg6
1...Se2
1...Sg2
1...Sd3
1...Sd5
1...Se6
1...Rf6
(12 + 11) 1...Rxg6
1...Bb8!
1...Se6!
1...Sd3!
1...Bxb8!
(2.gxf4#)
2.Rxh5#
2.f4#
2.Rxb5#
2.Sxh3#
2.Sxe4#
2.Qe5#
2.Be7#
2.Qh6#
2.Be7#
K Q R B S P
40th World Chess Solving Championship
Belgrade, 2nd-3rd August, 2016
Round 2: 3 x #3 – Time: 60 minutes
K Q R B S P
NAME: ______________________________________________
COUNTRY:___________________________________________
1) Bernard Fison
The English Mechanic, 1886
wdQdwdwd
dpdw)wIw
p)wdNdwd
4wdk)w0w
qdwdwdRd
dwdpdwdw
Pdw)wdwG
dwdwdwdw
#3
(10 + 7)
1.Rc4!
()
1...Rb5
1...Rc5
2.Qd7+ Kxc4
2.Sc7+ Kxc4
Kc6
Rxc7
2.Rd4+ Kxe6
2.Rxb4 &
3.Qd4#
3.Qg4#
3.Qe6#
3.Qg8#
1...Qd7
3.Qxd7#
1...Qb4
3.Rd4,
Qd7,
Qc4#
1...Qxc4 2.Qd7+ Ke4 3.Sxg5#
1...g4
2.Sf4+ Kxe5 3.Qe6#
@ = 1.0 / 2.0 / 2.5 / 3.0 / 4.0/ 5.0
2) Virgil Nestorescu
Bulletin Ouvrier des Echecs, 1952
wdwHNdwd 1.Se6!
hwdwhBdw
w0pdwdpd
4wdwiwdw
pdwdPdwd
dwdw)PdK
wdP)wdwd
gwdwdwdw
#3
1...Sb5
1...Sf5
1...Rd5
1...c5
2.Sf4
2.f4+
2.Sg5
2.Sf8
&
Kxe4
&
&
3.Sd3#
3.Sg5#
3.f4#
3.Sd7#
(1)
(1)
(1)
(1)
(9 + 9)
3) Robin C. O. Matthews
Bulletin Ouvrier des Echecs, 1953
rdwdndBd 1.Bf7!
gr)p)wdw
wdwdw0wI
dwdp)R0N
w$w0kdPd
dwdwdwdw
wdNdPdp)
dwdwdnGw
#3
(2.d4+ Bxd4 3.exd4#) (1)
1...Bc5
[2.Bxe8
2.Se3
1...Rxb4 2.Sxb4
1...Rxc7
2.exf6
1...fxe5
2.Bg6
(13 + 12)
(3.Sxf6#)
3.Rxd4#]
(1)
(3.Bxd5#)
Sxe3 3.Sg3#
Sxc7 3.Sxf6#
(3.Bxd5#)
Sxc7 3.Sxf6#
Se3 3.Sg3#
(3.Bxd5#)
Sxf6 3.Sxf6#
Se3 3.Sg3#
Rc5
3.Rxd4#
&
3.Rf~#
(1)
Rb6
(1)
(1)
(1)
40th World Chess Solving Championship
Belgrade, 2nd-3rd August, 2016
Round 3: 3 x endgame studies – Time: 100 minutes
K Q R B S P
NAME: ______________________________________________
COUNTRY:___________________________________________
1) Steffen Slumstrup Nielsen
Original for WCSC
wdKdwdwd
dwdBdwdn
wdwdwdwd
dwdwdwdw
wdwdwdwd
dwdw)Ndw
wdwdwdpd
dwiwdwdw
+
1.Bh3 (i)
1...g1=Q 2.Nxg1
2...Ng5 3.Bg2 (ii)
3...Kd2 4.e4
4...Ke3 (or 4...Kd3) 5.e5
5...Kd4 (iii) 6.Nf3+
6...Nxf3 7.e6
7...Nh4 (iv) 8.Be4 (v)
8...Kxe4 9.e7
9...Nf5 10.e8=Q+ 1-0
(½)
(½)
(½)
(½)
(½)
(½)
(½)
(½)
(½)
(½)
(i) 1. e4? Ng5 =
(ii) 3.Bf5? Kd2 4.e4 Ke3 5.e5 Nf7 6.e6
Nd6+ =
(iii) 5...Kf4 6.Nh3+ Nxh3 7.e6 Ng5 8.e7 Nf7
9.Kc7 1-0
(iv) 7...Ne5 8.e7 Nc4 (8...Nf7 9.Kc7 1-0)
9.Kc7 1-0
(v) 8.Kd7? Nf5 9.Bh3 Ng7,Ne3=
(4 + 3)
2) Martin Minski
Original for WCSC
wdwdwdwd
dwdwdwdw
wdwdwdwd
)bdwdwdw
R4kdwdwd
dwdwdwdw
wGwdKdwd
Hwdwdwdw
+
1.Ra2 (i)
1...Ra4 (ii) 2. Rxa4+ (iii)
2...Kc5+ (or 2...Kd5+)
(iv) 3.Rc4+ (v)
3...Kxc4 (vi) 4. Kd2 (vii)
4...Kb4 (viii) 5.Bc3+
(1)
(1)
(1)
(1)
(1)
(i)
(ii)
1.Rxb4+? Kxb4+ 2.Kd2 Kxa5=
1...Ba6 2.Kd2 Rb8 3.Bc3 1-0; 1...Kc5+
2.Ke3 Kd5 3.Nc2 1-0; 1...Kd5+ 2.Kf3 Bd3
3.Bf6 1-0
(iii) 2.Ra3? Kb4+ 3.Kd2 Rxa3 4.Bxa3+ Kxa3 =
(iv) 2...Bxa4 3.a6 1-0
(v) 3.Kd2? Bxa4=
(vi) 3...Bxc4+ 4.Kd2/Ke3 Kb5 5.Bc3 1-0
(vii) 4.Ba3? Kd5+ 5.Kd2 Ba4 6.a6 Kc6=; 4.Nc2?
Kb3+ 5.Kd2 Kxb2 =; 4.Ke3? Kb4 =
(viii) 4...Ba4 5.a6 1-0
(5 + 3)
3) Daniel Keith
Original for WCSC
wdwdbdwd
dwdwdpdw
wdwdw$wd
dwdwdw$K
wdwdwdw0
dwdwdwdq
wdwdwdwi
dwdwHwdw
+
(4 + 5)
1. Rg4 (i)
1...Qe3 2. Nf3+ (ii)
2...Qxf3 (iii) 3. Rxf3
3...f5+ 4. Kxh4 (iv)
4...fxg4 5. Rf2+
5...Kg1 (v) 6.Kg3 1-0.
(1)
(½)
(½)
(1)
(1)
(1)
(i)
(ii)
(iii)
(iv)
(v)
1.Nf3+? Qxf3+ 2.Rxf3 f6+ 3.Rg6 (3.Kxh4 fxg5+
4.Kxg5 =) 3...Bxg6+ 4.Kxg6 Kg2 =; 1.Rd5? Qc3
2.Rd2+ (2.Nf3+ Kg3 3.Rg5+ Kh3 4.Ng1+ Kh2
5.Nf3+ Kh3 =) 2...Qxd2 3.Nf3+ Kg2 4.Nxd2 h3 =;
1.Rg2+? Qxg2 2.Nxg2 Kxg2 3.Kxh4 Bd7 =; 1.Re5?
Qc3 2.Rf2+ Kg1 3.Rg2+ Kf1 4.Rxe8 Qd4 =;
1.Kh6? Qe3 2.Nf3+ Kh3 3.Ng1+ Kh2=
2.Rxh4+? Kg3 3.Rg4+ Kh3 4.Rf3+ Qxf3 5.Nxf3 f5+
=; 2.Rg2+? Kh3 3.Rf3+ Qxf3+ 4.Nxf3 Kxg2 =
2...Kh3 3.Ng5+ Kh2 4.Re4 Qd3 5.Rxe8 1-0;
2...Kh1 3.Kxh4 Qf2+ 4.Rg3 Qe3 5.Rh3+ Kg2
6.Rh2+ Kf1 7.Kg3 Bb5 8.Rd6 1-0
4.Rg6? Bxg6+ 5.Kxh4 Be8 6.Rf2+ Kg1 7.Kg3 Bd7
8.Rf3 (8.Rd2 f4+ =) (8.Rf4 Be6 =) 8...Bc8 9.Rc3
f4+ =
5...Kh1 6.Kg3 Kg1 7.Re2 Bb5 8.Re1+ Bf1 9.Rd1
Kh1 10.Rxf1#

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