Mijn eindspelstudies


Lambertus
wit wint, 1989

[promotiestelling]


1.Nh6
[1.Nxe3 h5]
1...e2 2.f7 e1=Q+ 3.Kf8 Qf2
[3...Qg3 4.fxg8=Q+ Qxg8+ 5.Nxg8 h5 6.Kf7 Kh7 7.Bc7 c2 8.Nf6+ Kh8
(8...Kh6 9.Bf4#)
9.Bf4 h4 10.Bh6 h3 11.Bg7#]

4.Bc7 Qf6
[4...Qxf7+ 5.Nxf7+ Bxf7 6.Be5#]
5.Be5 Qxe5 6.fxg8=Q#


1-0
Lambertus
wit wint, 1998


1.Ng6+ Kg8 2.a7 Bg2 3.d5 Plachutta.
3...Bxd5
[3...Qxd5 4.a8=Q+ Qxa8 5.Be6#]
4.Be6+ Bxe6 5.a8=Q+ Bc8 6.Qxc8+ Kf7 7.Qf8+ Ke6 8.Qg8+


1-0
Lambertus
wit wint, 1998

[dual]


1.f7 Rf2 2.b7 Bg3 3.Nf4 Novotny.
[3.Ne3 dual? Bd6+ 4.Kb2 Ka6 5.Ng4 Rf4 6.Bd5 Rxg4 7.b8=Q Rb4+ 8.Qxb4 Bxb4 remise.]
[3.Nb4 dual? Kb6 4.Bd5 Bd6 5.Kb3 Ka7 6.Kc3 Rf1 7.Nxd3 Kb8 8.Nb4]
3...Rxf4 4.b8=Q Ra4+ 5.Bxa4
[5.Kb2 Bxb8 6.f8=Q Be5+ 7.Kb1 Ra1#]
5...Bxb8 6.f8=B
[6.f8=Q Bd6+ 7.Qxd6]



1-0
Lambertus
wit wint, 1998


1.Rxh3 gxh3 2.Bh2+ Rc7 3.Kg3 Rg7+ 4.Kf3+ Rc7 5.Kf4 Rg7 6.Ke4+ Rc7 7.Ke5 Rd7 8.Ke6+ Rc7 9.Kd6


1-0
Lambertus
wit wint, 1998

[Cola Kreek (dual)]


1.b6
[1.Bxh4 Bxg4 2.Bxg5 dual]
1...Bf3 2.Bxh4 gxh4 3.g5 h3 4.g6 h2 5.g7 Bd5 6.Bc6 h1=Q 7.Bxb7+
[7.g8=Q+ Bxg8 8.Bxh1 Bd5 9.Bxd5]
7...Bxb7 8.g8=Q+ Bc8 9.Qxc8#


1-0
Lambertus
wit wint, 1998

[De Birambiboom]


1.Nge4
[1.Nde4 d2 2.Bg1 d1=N]
1...d2
[1...Ba5 2.Nc4 d2 3.Bg3+ Ke2 4.Nxa5 d1=Q 5.Nc3+ Kf3 6.Nxd1 Kxg3 Troitzky]
2.Bg3+ Ke2 3.Nxd2 Kxd2 4.Kd7 dominantie



1-0
Lambertus
wit wint, 1998

[Naar Mitrofanov]


1.Nb4 Rxa7+ 2.bxa7+ Ka8 3.Qh6
[3.Qh1+ d5+]
[3.Nd5 Qd3+]
3...Qxh6 4.Nd5


1-0
Lambertus
wit wint, 1998

[Naar Matous]


1.Bc6+
[1.Bxf1 Nxh3 2.Bxh3 f1=Q+ 3.Bxf1 Kg1]
1...Bg2
[1...Ng2 2.Kd2 f4 3.Bf3 Bd3 4.Bxg2#]
2.Bxg2+ Nxg2 3.Nxf2+ Kg1 4.Nh3+ Kf1
[4...Kh1 5.Ke2
(5.Nxf5 Ne3+ 6.Nxe3)
5...Ne3 6.Kxe3 f4+ 7.Kf2 f3 8.Kf1 f2 9.Nxf2#]

5.Nxf5 h1=N 6.Kd2


1-0
Lambertus
wit wint, 1989

[Prokes-Troitzky]


1.fxg7 Rc7+ 2.Kxc7 Ne6+ 3.Kd7 Kxf7 4.g8=Q+ Kxg8 5.Kxe6 Kh8 6.Kf7 e6 7.Bg7#


1-0
Lambertus
wit wint, 1999

[dual]


1.b7 Rb5 2.bxc8=R Rxa5 3.Rf8 Ra2+ 4.Kd3 Rf2 5.Rxf2
[5.Re8+ Kd1 6.Ne4 dual Rxh2 7.Nc3+ Kc1 8.Re1+ Kb2 9.Rb1+ Ka3 10.Kc4 Rh1 11.Rb3#]
5...Kxf2 6.Ne4+ Kf3 7.Nd2+ Kf2 8.Ke4 Kg2 9.Ke3 Kg1 10.Ke2 Kg2 11.Nf1 Kg1 12.Ne3 Kh1 13.Kf2 Kxh2 14.Ng4+ Kh1 15.Kf1 h2 16.Nf2#


1-0
Lambertus
wit wint, 1999

[3.hm EBUR]


1.b7 Rc4 Threatens Rc1 mate.
2.Kb1 Rb4+ In case of:

[2...Kd1 renewing the threat
3.Ne2 Kxe2 4.b8=Q Kd1 it isn't easy
5.Bf4 h2 6.Qb7! Rxf4 7.Qh1+ Ke2 8.Qxh2+]

3.Kc2 Rxb5 4.bxc8=R Not bxc8Q because of stalemate:

[4.bxc8=Q Rc5+ 5.Qxc5]
4...Rb2+ 5.Kc1! The only move to win ,for example:

[5.Kd3 Rxh2 6.Re8+ Kf2 7.Re3 Kg1 8.Ne2+ Kf1 9.Nc3 Rxa2! 10.Nxa2 h2]
5...Rxh2 Alternatives:

[5...Rxa2 6.Bg1!]
[5...Rg2 6.Re8+! , but not:

(6.Rc2? Rxh2 7.Rxh2 stalemate.)]

[5...Kf2 6.Rc2+!]
6.Rf8! Threatens mate.
6...Rf2 7.Re8+ With his last move black has blocked his king.
7...Re2 8.Rxe2#


1-0
Lambertus
wit wint, 1999

[1.hm EBUR]


1.Nf5 d1=Q
[1...Rxd7 2.Ng3+ Kg6 3.Rb6+ Rd6 4.Rxd6#]
[1...g4 2.Nd4 d1=Q 3.d8=Q Rxd4 4.Rb5+ Rd5 5.Rxd5+]
2.Ng7+ Kg6 3.Rb6+ Rd6 4.d8=Q Qb3+
[4...Qd5+ 5.Kh8 Rxb6 6.Qxb6+ Kf7 7.Kh7]
5.Kh8 Rxb6 6.Qe8+ Qf7 7.Qe4+ Kf6 8.Ne8+


1-0
Lambertus
wit wint, 2000

[minitractor]


1.Ne6+
[1.Kg7 b2 2.Nxc6 Kh5!
(2...Be6? 3.Nd4 Bd7 4.Be7+ Kh5 5.Ne2 b1=Q 6.Nf4#)
3.Nd4 b1=Q]

1...Kxh6 2.g4 Nd8+ 3.Kf6 Nxe6 4.Bb4 b2 5.Bxc3 b1=N 6.Bb2 Nd2 7.Bc1 Nf4 8.Bxd2 Bc4 9.Bxf4#


1-0
Lambertus
wit wint, 2000

[Euwe-100MT]


1.Ba2 b1=Q
[1...Rbb8 2.Re5]
2.Bxb1 Rxe8+
[2...Rxd7 3.Rc8+ Kb3 4.Bc2+ Ka3 5.Ra8+]
[2...Rbb8 3.Rxd8 Rxd8 4.Ne5]
3.dxe8=R
[3.dxe8=Q Re6+ 4.Qxe6]
3...Rxb1 4.Rc8+ Kb3 5.Nc1+ Kb2 6.Kd2 Ka3 7.Ra8+ Kb2 8.Ra2#


1-0
Lambertus
wit wint, 2000

[1.c EBUR India]


1.Nd3 b2
[1...Rxh2 2.O-O+ Bb1 3.Kxh2 b2 4.Ne1 Bd3 5.Nc2#]
[1...Re6+ 2.Kd2+ Bb1 3.Be5+ Rxe5 4.Nxe5 b2 5.Rc1 bxc1=Q+ 6.Kxc1 Be4 7.c7 Bf5 8.Nd3 Bg4 9.Nb4 Bd1 10.c8=Q Bf3 11.Qc3#]
[1...Bxd3 2.Kd2+ Kb2 3.Be5+ Ka3 4.Rxh6 b2 5.c7 a1=Q 6.c8=Q]
2.Kd2+
[2.O-O+ Bb1 3.Nc5 Rg6+ 4.Kf2 Rf6+ 5.Ke3 Re6+ 6.Kd4 Rd6+ 7.Ke5 Rd5+ 8.Kxd5]
2...b1=N+ 3.Kxc2
[3.Ke3 Rh3+ 4.Kf2 Rxh2+ 5.Rxh2 Bxd3]
3...Rxc6+ 4.Kd1
[4.Kb3 Rc3+ 5.Kb4 Rb3+ 6.Kc4 Rc3+ 7.Kd4 Rc4+ 8.Ke3 Re4+ 9.Kf3 Re3+ 10.Kg4 Rg3+ 11.Kf5 Rg5+ 12.Ke6]
4...Nc3+ 5.Kd2+ Nb1+ 6.Ke1
[6.Ke3 Re6+ 7.Kd4 Rd6+ 8.Kc4 Rd4+ 9.Kb5 Rd5+ 10.Kb4 Rd4+ 11.Kc5 Rd5+]
6...Re6+ 7.Kd1 Re3 8.Kc1
[8.Kc2 Re2+ 9.Kb3 Re4 10.Nc5 Re1 11.Rg1 Rxg1 12.Bxg1 Na3 13.Ne4 Kb1 14.Nc3+ Ka1 15.Nxa2 Nc2 16.Nc1 Kb1 17.Ne2 Na1+ 18.Kc3 Nc2 19.Bf2]
8...Rxd3 9.Be5+ Rc3+ 10.Bxc3+ Nxc3 11.Kc2+ Nb1 en wint,bijv
12.Rh3 Nd2 13.Rd3 Nb1 14.Kb3 Na3 15.Rd2 Nb1 16.Rxa2#


1-0
Lambertus
wit wint, 2001

[correctie India]


1.Nd3 b2
[1...Rxh2 2.O-O+ Bb1 3.Kxh2 b2 4.Ne1 Bd3 5.Nc2#]
[1...Bxd3 2.Kd2+ Kb2 3.Be5+ Ka3 4.Bxh8 Bc4 5.Kc1]
[1...Rh5 2.Kd2+ Bb1 3.Be5+ Rxe5 4.Nxe5 b2 5.Nc6 dxc6 6.d7 c5 7.d8=Q c4 8.e4 c3+ 9.Ke3 c2 10.Kd2 c1=Q+ 11.Rxc1 bxc1=Q+ 12.Kxc1 Bxe4 13.Qd4#]
2.Kd2+
[2.O-O+ Bb1 3.Be5
(3.Nb4 Rg8+ 4.Bg3 Rxg3+ 5.fxg3 f2+ 6.Kg2 pat)
(3.Ne1 Rc8 4.Be5 Rc1)
3...Rh1+ 4.Kxh1 pat]

2...b1=N+
[2...b1=Q 3.Be5#]
[2...Bb1 3.Be5 Rb8 4.Ne1 Rc8 5.Bc3 Rxc3 6.Kxc3 Bd3 7.Nc2#]
[2...Bd1 3.Nb4 b1=N+
(3...b1=Q 4.Be5+ Qb2+ 5.Nc2+ Kb1 6.Rxd1+ Qc1+ 7.Rxc1#)
(3...Rc8 4.Be5 Rc1 5.Rxd1 Rxd1+ 6.Kxd1 Kb1 7.Nd5 Ka1 (7...a1=Q 8.Nc3#) 8.Bd4 Kb1 9.Nc3+ Ka1 10.Kc2 b1=Q+ 11.Nxb1#)
4.Kxd1 Rh5 5.Nd3 Rd5 6.Kc1 Rxd3 7.Be5+ Rc3+ 8.Bxc3+ Nxc3 9.e4]

3.Kxc2
[3.Kc1 Rxh2 4.Rxh2 Bxd3]
3...Rc8+ 4.Kd1
[4.Kb3 Rc3+ 5.Ka4 Rc4+ 6.Kb3
(6.Nb4 Kb2 7.Be5+ Nc3+ 8.Bxc3+ Kxc3 9.Ka3 Rxb4 10.Rc1+ Kd2 11.Ra1 Rb1 12.Rxa2+ Kc3)
6...Rc3+]

4...Nc3+ 5.Kd2+
[5.Ke1 Ne4 6.Be5+ Kb1 7.Rh8
(7.Kd1 Re8 8.Bd4 Rc8 9.Rh8 Rxh8 10.Bxh8 a1=Q 11.Bxa1 Kxa1 12.Kc2 Ka2 13.Ne5 Nxf2 14.Nxf3 Ne4)
7...Rxh8 8.Bxh8 Kc2 9.Nb4+ Kb3 10.Nd3 Kc2]

5...Nb1+ 6.Ke1 en wit wint, bijvoorbeeld:
6...Re8 7.Kd1 Re4 8.Bg3 Na3 9.Bh4 Re6 10.Kc1 Rg6 11.Bf6+ Rxf6 12.Nc5 Rxd6 13.Nb3#

Lambertus
wit wint, 2001

[3.hm EBUR]


1.Na1+ Kb1
[1...Kb2 2.h8=Q e1=Q 3.Bf2
(3.Bd4 Kxa3 4.Bxc3 Bg7 5.Qxg7 Qe5+ 6.Ka6 Qb5+ 7.Ka7 Qd7+)
(3.Rb3+ Kxa1 4.Bd4 Bg7 5.Qh2 Qb1 6.Bxc3+ Bxc3+ 7.Rxc3 Qf5+)
3...Qc1 4.Rb3+ Kxa1 5.Bd4 Bd2 6.Ka4 Qe1 7.Rxc3 Bxc3 8.Bxc3+ Qxc3 9.Qxc3+ Kb1 10.Kb3 a1=Q 11.Qc2#]

2.Rxc3 e1=Q 3.h8=Q Bd2 4.Qb8+
[4.Bd4 Bxc3+ 5.Bxc3 Qxc3+ 6.Qxc3]
4...Kxa1 5.Bd4 Bxc3+
[5...Qb1 6.Ka6 Qxb8 7.Rc1#]
6.Qb4 Bxd4 7.Qxe1+ Kb2 8.Qd2+ Kb1 9.Qd1+ Kb2 10.Qxd4+ Kb1 11.Qd1+ Kb2 12.Kb4 a1=Q 13.Qd2+ Kb1 14.Kb3


1-0
Lambertus
wit remise, 2002

[Grietje Bie]


1.Kc7 Bxa5+
[1...Nxe6+ 2.Kd6 Bxa5 3.Kxe6 a2 4.d8=Q Bxd8 5.exd8=Q a1=Q 6.Nc8 Bxc8+ 7.Qxc8+ Kb6 8.Qc6+]
2.Kb8
[2.Kd6 Nf5+ 3.Kxc5 Nxe7 4.Ne3 a2 5.Nc2 Kxa7 6.Kxc4 Bd5+ 7.Kb5 Bd8]
2...Bd2
[2...Be1 3.Nb5 Bg3+ 4.Nc7+ Kb6 5.d8=B =hoofdvariant]
[2...Nxe6 3.d8=B Bxd8 4.Bb5+ Kb6 5.Nc8+ Ka5 6.e8=Q Bxc8 7.Bxc4]
3.Nb5
[3.Nc6 Bxc6 4.Kc7 Bb7 5.d8=Q Bf4+ 6.Kd7 a2 7.Bg6 a1=Q 8.e8=Q Nxe8 9.Qxe8 Qg7+ 10.Qf7 Qd4+ 11.Ke7 Bd6+ 12.Kd8 Kb6 13.Qh7 Bc6 14.Kc8 Bg3 15.Be8 Qd6]
[3.Ne5 Bf4 4.Nac6 Bxc6 5.Kc7 Bb7 6.d8=Q Bxe5+ 7.Kd7 a2 8.Bg6 a1=Q]
3...Bf4+ 4.Nc7+ Kb6
[4...Bxc7+ 5.Kxc7 Nxe6+ 6.Kb8 a2 7.d8=Q a1=Q 8.Qd7 Nd4 9.Qxb7+ Ka5 10.Ne5 Qa2 11.Ka7 Qb3 12.Nxc4+ Qxc4 13.Qb6#]
5.d8=B
[5.d8=Q Nxe8 6.Ne3 Bxc7+ 7.Qxc7+ Nxc7 8.Nxc4+ Kc6 9.Na5+ Kd6 10.Nc4+ Kxe7 11.Nxa3 Nb5 12.Nxb5 Bc6 13.Na3 Kxe6 14.Kc7 Kd5 15.Kb6 Be8 16.Ka6 Kd4 17.Ka5 Kc3 18.Kb6 Kb4 19.Nc2+ Kb3 20.Na1+ Kb2 21.Kxc5 Kxa1 22.Kb4 Kb2]
5...a2
[5...Nxe8 6.Ne5 Bxe5]
[5...c3 6.Ne3 c4 7.Nxc4+ Kc5 8.Nxa3]
6.Ne3 Nxe8
[6...Bxe3 7.Nd5+ Ka6 8.Nc7+ Ka5 9.Nd5+ Ka6 10.Nc7+ Ka5 11.Nd5+ Ka6]
[6...a1=Q 7.Nxc4#]
[6...Bxc7+ 7.Bxc7+ Ka6 8.Bb5+ Kxb5 9.Be5]
7.Nxc4+ Kc6 8.Na5+ Kb6 9.Nc4+ Kc6 10.Na5+ Kb6 11.Nc4+


1/2-1/2
Lambertus
wit wint, 2002

[Braamspunt]


1.Bb5+ Ne2+ 2.Kf3 c1=N 3.Bxc5
[3.Bxe2+? Nxe2 4.Bxc5 Nc1 5.Rxb4 Nd3 6.Rb5 Nxc5]
3...Nxb3
[3...Ke1 4.Bxb4+ Kd1 5.Bxe2+ Nxe2 6.Rd3+ Kc1 7.Kxe2 b1=Q 8.Rd1+ Kb2 9.Rd2+ Qc2 10.Bxa3+ Kb1 11.Rxc2 Kxc2 12.Bb2]
4.Bxe2+ Ke1 5.Bxb4+ Nd2+ 6.Ke3 b1=N en wit wint, bijv:
7.Kd3 Kf2 8.Bxd2 Nxd2 9.Kxd2


1-0
Lambertus
wit remise, 2003

[SV Rukhmania]


1.Raxf7 Bxd5+ 2.R7f3 Naar een studie van J. van den Ende.

[2.R1f3 Kb2 3.R7f5 Bxg8 4.a7 Bxa7 5.Rd5 Bc5 6.Rd2+ Kc1 7.Rdf2 Bd4 8.Rf1+ Kb2 9.R1f2+ Kb1 10.Rf1+ Ka2 11.R1f2+ Bb2]
2...Bxg8 3.a7 Wit moet eerst a7 spelen en pas daarna T1f2 omdat anders de toren over de derde rij niet dol is omdat hij door de koning op het kritische veld e3 kan worden geslagen.
3...Bxa7 4.R1f2+ Bxf2 5.Rxa3+ Kb1 6.Rb3+ Kc1 7.Rc3+ Kd1 8.Rd3+ Ke1 9.Re3+ Kf1 10.Re1+ Bxe1


1/2-1/2
Lambertus - Bertholee, Rob
wit wint, 2004

[MEC]


Er zijn 6 slagzetten van zwart nodig geweest. Dus wit kan maximaal nog 16-6 = 10 stuks hout over hebben en 7 is kleiner dan 10 dus deze stelling is legaal.
1.f8=N
[1.f8=Q Rc6 2.Qxf5+ Kxf5 3.Bd6 Rxc7+ 4.Kxc7 e4 5.Ne7+ Kg4 6.Nc6 e3 7.Ne5+ Kf5 8.Nxd3 Ke4 9.Nc5+ Kf5 10.dxe3 fxe3]
1...Rc6
[1...Rg6 2.Nf6+ Rxf6 = Hoofdvariant.]
2.Nf6+ Rxf6 3.Nh7 Rf8+
[3...Rg6 4.Bf8 ZZ Idee Bertholee.

(4.Bd8 ZZ)
(4.Kd7 Rd6+ 5.Ke8 Rg6 6.c8=N Rg8+ 7.Kd7 Rg6 8.Ng5+ Rxg5 9.Nd6#)]

4.Kb7 Rb8+ 5.Kc6 Rb6+ 6.Kd7 Een rondje rond de kerk.
6...Rd6+ 7.Ke8 Rd8+
[7...Rg6 8.c8=N Rg8+ 9.Kd7 Rg6 10.Ng5+ Rxg5 11.Nd6#]
8.Kf7 Rf8+ 9.Ke6 Een rondje in de kroeg.
9...Rf6+ 10.Nxf6#


1-0
Lambertus - Kralin, Nicolaj
wit wint, 2004

[MEC]


1.h8=N Re1 2.Nf7 Re6
[2...Re8+ = hoofdvariant
3.Kb7 Rb8+ 4.Kc6 Rb6+ 5.Kd7 Re6 6.c8=N Re7+ 7.Kc6 Rc7+ 8.Kd6 Rc6+ 9.Kd7 Rc7+ 10.Ke6 Re7+ 11.Kf5 Re6 12.Nfd6+ Rxd6 13.Nxd6#]

3.f4 Re8+ 4.Kb7 Rb8+
[4...Re6 5.c8=N Re7+ 6.Kc6 Rc7+ 7.Kd6 Rc6+ 8.Kd7 Rc7+ 9.Ke6 Re7+ 10.Kf5 Re6 11.Nfd6+ Rxd6 12.Nxd6#]
5.Kc6 Rb6+ 6.Kd7 Re6 7.c8=N Re7+ 8.Kc6 Rc7+ 9.Kd6 Rc6+ 10.Kd7 Rc7+ 11.Ke6 Re7+ 12.Kf5 Re6 13.Ncd6+ Rxd6 14.Nxd6#


1-0
Lambertus
wit wint, 2004

[De Piste]


1.bxa8=N
[1.Ng3 Thematische verleiding.
1...Qxb7+ 2.Ke3 Qb6+ 3.Ke2 Qe6+ 4.Kf2 Qf7+ 5.Kg2 Qd5+]

[1.c8=Q Qxb7+ 2.Qxb7 Rh4+ dol]
[1.bxa8=Q Rh4+ 2.Kf3 Wit wil op een geschikt moment zijn paard van f1 offeren om te toren te ontdollen. Een schaak op de onderste rij kan dan met Tmaal hap worden beantwoord, waarna het geen pat meer is.
2...Rf4+ 3.Ke2 Rf2+
(3...Re4+? 4.Ne3 Rxe3+ 5.Kd1 Rd3+ 6.Kc1)
4.Kd3 Rd2+ En de toren blijft schaak geven.
5.Ke4 Re2+ 6.Kd5 Rd2+ 7.Kc6 Rc2+ 8.Kd7 Rd2+ 9.Ke8 Rd8+ 10.Kf7 Rf8+ 11.Kg6 Rf6+ 12.Kh5 Rh6+ 13.Kg4 Rh4+ 14.Kg3 Rh3+ 15.Kg2 Rg3+]

1...Rh4+
[1...Rh6 2.Ng3 Re6+ 3.Kf3 Re3+ 4.Kf2 Re2+ 5.Kf1 Rf2+ 6.Ke1 Re2+ 7.Kd1 Rd2+ 8.Kc1 Rc2+ 9.Kb1 Rc6 10.c8=N Rc1+ 11.Rxc1 h1=Q 12.Ncb6#]
2.Kf5
[2.Kf3 Rf4+ 3.Ke2 Rf2+ 4.Kd3 Rd2+ 5.Ke4 Re2+ 6.Kd5 Re5+ 7.Kc6 Rc5+ 8.Kb7 Rxc7+ 9.Ka6 Rc6+]
2...Rf4+ 3.Kg6 Rf6+ 4.Kh7
[4.Kh5 Rh6+ 5.Kg4 Rh4+]
4...Rh6+ 5.Kg8 Rh8+
[5...Rg6 6.Nb6+ Rxb6 7.Ng3 Rxb8+ 8.Kh7 Rh8+ 9.Kg6 Rh6+ 10.Kf5 Rf6+ 11.Kg4 Rf4+ 12.Kh3 Rh4+ 13.Kg2]
6.Kf7 Rf8+
[6...Rxb8 7.c8=N]
[6...Rh6 7.Ng3 Rf6+ 8.Ke8 Rf8+ 9.Kd7 Rd8+ 10.Kc6 Rd6+ 11.Kb7]
7.Ke6 Rf6+ 8.Kd7
[8.Ke5 Rf5+ 9.Ke4 Re5+ 10.Kd4 Rd5+ 11.Ke3 Rd3+ 12.Ke2 Rd2+ 13.Kf3 Rd3+ 14.Kg2 Rg3+]
8...Rd6+
[8...Rc6 9.Nb6+ Rxb6 10.Ng3 Rd6+ 11.Ke8 Rd8+ 12.Kf7 Rf8+ 13.Kg6 Rf6+ 14.Kh5 Rh6+ 15.Kg4 Rh4+ 16.Kf3 Rf4+ 17.Kg2 Rf1 18.Kh3]
9.Kc8 Rd8+
[9...Rc6 10.Nb6+ Rxb6 11.Ng3 Rxb8+ 12.Kd7 Rd8+ 13.Ke6 Rd6+ 14.Kf7 Rf6+ 15.Kg8 Rf8+ 16.Kh7 Rh8+ 17.Kg6 Rh6+ 18.Kf5 Rf6+ 19.Kg4 Rf4+ 20.Kh3 Rh4+ 21.Kg2]
10.Kb7 Rxb8+ 11.Kc6
[11.Ka6 Rxa8+ 12.Kb6 Ra6+ 13.Kc5 Rc6+ 14.Kd4 Rd6+ 15.Ke3 Re6+]
11...Rxa8
[11...Rb7 12.Kd6 Rb8 13.c8=N]
12.Ng3! Dreigt mat en maakt een vluchtveld op g2 voor de koning.
12...Ra6+ 13.Kd7 Rd6+ 14.Ke8 Rd8+ 15.Kf7 Rf8+ 16.Kg6 Rf6+ 17.Kh5 Rh6+ 18.Kg4 Rh4+ 19.Kf3 Rf4+ 20.Kg2 Rf1 21.Kh3 Rg1 22.Kh4 Rf1 23.c8=N Rf4+ 24.Kh3 Rh4+ 25.Kg2 Rh6
[25...Rh3 26.Nb6#]
26.Ra1#


1-0
Geurink, Jasper - Lambertus
wit wint, 2004


1.Ne6 Rc5+
[1...Qg4+ 2.Nd4 Rc5+ 3.Kxc5 Qg5+ 4.Qf5]
2.Nxc5
[2.Kxc5 Qc3+ 3.Kd5 Qe5+ 4.Kc4 Qxe6+ 5.Kb4 Qd6+ eeuwig schaak.]
2...Qg8+! 3.Kb5!
[3.Qxg8 pat.]
3...Qxh7 4.Ka6! Bxa7
[4...Bd6 5.Nd7 Qd3+ 6.Nb5]
[4...Qxa7+ 5.bxa7 Bxa7
(5...Bc7 6.Ne6 Bb6 7.c7 Bxc7 8.Nxc7#)
6.c7 Bb8 7.c8=B Bd6 8.Nd7 Bc7 9.Bb7#]

5.c7
[5.b7+ Kb8 6.Nd7+ Qxd7 7.cxd7 Bb6 8.Kxb6 pat.]
5...Qxc7 6.bxc7 Bb8 7.c8=B! Bd6 8.Nd7 Bc7 9.Bb7#


1-0
Lambertus - van Essen, Martin
BTM wit remise

[2.hm Humor Tourney]


1...Be5+
[1...Qxc6 2.Qa1+ Kb5 3.Qf1+ Kb6 4.Be3+ Kc7 5.Qf7+ Qd7 6.Qxd7+ Kxd7 7.Nf6+ Ke6 8.Nxh7]
[1...c1=Q+ 2.Qxc1 Be5+ 3.Ka2 Qd5+ 4.Qc4 Qxc4+ 5.Rxc4 Bg8 6.Kb3 Kb5 7.Nd2 Bc3 8.Be3 Bxd2 9.Bxd2 Bxc4+ 10.Kb2]
2.Nc3
[2.Kb3 Bg8+ 3.Kxc2 Qxc6+ 4.Kd3 Bc4+ 5.Kd2 Qxh6+]
[2.Kc1 Qxc6]
2...bxc3+ 3.Kc1
[3.Rxc3 Qb5+ 4.Kc1 Qb1+ 5.Kd2 Bxc3+ 6.Kxc3 Qb4#]
3...Qd4
[3...Qd5 4.Rxc3 Qd1+ 5.Qxd1 cxd1=Q+ 6.Kxd1 Bxc3]
4.Rxc3
[4.Rc4 Qd6 5.Rxc3 Qxh6+ 6.Re3+ Ka4 7.Qc3 Qh1+
(7...Bxc3 pat!)
8.Qe1
(8.Re1 Bf4+ 9.Kb2 Qb7+ 10.Ka2 Qb1+ 11.Rxb1 cxb1=Q#)
8...Qxe1+ 9.Rxe1 Bd6 en zwart wint, bijv.
10.Rh1 Ba3+ 11.Kd2 Kb3 12.Rf1 Kb2 13.Rh1 Bb4+]

[4.Be3 Qb4 5.Bb6+ Ka4 6.Rxc3 Qb1+ 7.Kd2 Bxc3+ 8.Kxc3 Qb4#]
4...Qxc3 5.Bd2 penning
[5.Qxc3+ Bxc3 6.Bf4 Kb4]
[5.Qd2 Qxd2+ 6.Kxd2 Kb4]
5...Bf4 kruispenning
6.Qe5+ ontkruispenning
6...Bxe5 7.Bxc3+ Bxc3 pat!


1/2-1/2
Lambertus
wit wint, 2005

[Schakenonderinvloed]


1.Ne5 Dreigt Pc4 mat.
1...Qxc5+ 2.Re3+
[2.Bxc5 pat.]
2...Nd3+ 3.Ncxd3
[3.Nexd3 Qxe7 4.Ke2 Qg5 5.Kd2 Qg2+ 6.Ne2]
3...Qxe7 4.Nb4+ Kxb4
[4...Kb2 5.Nc4+ Kc1 6.Re1#]
5.Nc6+


1-0
Lambertus
wit wint, 2005

[Zuivere koffie]


1.e8=Q
[1.e8=R Nd4+ 2.Kg4 Qxe8 3.Nxd4 Qh5+ 4.Kg3 Qg4+ 5.Kxg4 pat!]
[1.e8=B Qxe6 2.Re4+ Kxa3 3.Bxb5 Kb2]
[1.Nc5+ Qxc5 2.e8=Q
(2.Re4+ Nd4+ 3.Rxd4+ Qxd4 4.e8=Q+ Kxa3)
2...Qc6+ 3.Qxc6 pat!]

1...Qc6+
[1...Qxe8 2.Nc5# mat!]
2.Re4+
[2.Kg4 Qf3+ 3.Kg5 Qf5+ 4.Kh6 Qh7+ 5.Kg5 Qf5+ 6.Kxf5 pat!]
[2.Qxc6 pat!]
2...Nd4+ 3.Nxd4 Deze zet wint voor wit. Het is echter de vraag of wit tijd genoeg heeft voor een koningszet. Onderzoeken van 3.Ke3 levert dat zwart vermoedelijk eeuwig schaak heeft. Hetzelfde geldt voor 3.Kf4 van Peter.

[3.Ke3 Qxe8 4.Nxd4 Qg6
(4...Kxa3 5.e6 Qe7 6.Kd3 Kb2 7.Nf5 Qd8+ 8.Kc4 Qc7+ 9.Kd5)
5.e6 Qg1+ 6.Kd2 Qg2+ remise(?)]

[3.Kf4 Qxe8 4.Nxd4 Kxa3 5.e6 a4 6.e7 Kb2 7.Nf5 Qb8+ Omdat de witte koning en het paard ver weg van a1 staan kan zwart hierna e8D met ruil beantwoorden waarna de a-pion remise maakt.
8.Kg4 a3 9.e8=Q Qxe8 10.Rxe8 a2 remise.]

3...Qxe8 4.e6
[4.Re3 Qf7+ 5.Kg3 Qf4+ 6.Kxf4 pat!]
[4.Nc6+ Kb5 5.Nd4+ Ka4 herhaling]
4...Qh5+
[4...Kxa3 5.e7 a4 Wit heeft nu twee winstwegen: het paard kan via b5 of f5 naar d6.
6.Nb5+
(6.Nf5 Kb2 7.Nd6 en wint net zo als in de variant na Pb5+.
(7.Ng7? Qf7+ 8.Ke2 a3 9.e8=Q Qxe8 10.Rxe8 a2))

6...Kb2
(6...Qxb5 7.e8=Q Qxe8 8.Rxe8 Kb2 De witte koning is net dicht genoeg bij a1, maar eerst moet de toren de zwarte koning naar b3 jagen.
9.Rb8+ Kc3 10.Ra8 Kb3 11.Ke3 a3 12.Kd2 Kb2 13.Rb8+ Ka1 14.Kc3 a2 15.Rh8 Kb1 16.Rh1#)

7.Nd6 Qh5+ 8.Kf4 Qh2+ 9.Kf5 Qxd6 10.e8=Q en wit wint.]

5.Ke3 Qh6+ 6.Kd3 Qh3+ 7.Nf3+ Marten.
[7.Kc4 Qh7!
(7...Qe3? Hoopt op pat.
8.Kd5! Kodie Qg5+ 9.Nf5+ Kxa3 10.Ke5 Qg6 11.e7 Kb3 12.Nd6)

8.Kd5 Qg8 9.Re3 Qa8+ 10.Nc6
(10.Ke5 Qd5+ 11.Kxd5 pat!)
10...Qxc6+ 11.Kxc6 pat!]

7...Kxa3 8.e7 Qxf3+ 9.Re3 en wit wint.



1-0