MESON Chess Problem Database
Problem Display
PID: 17212 (8/3p4/3Q4/8/3Rb3/4k3/7P/4K3 w - - 0 1)
Zepler, Erich Ernest
L'Echiquier Marseillais, 1925-1926
#2
4 + 3
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
| 2786 | More Fun with Chess Miniatures | 2000 |
| 3713 | Snap | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qg3#
- 1...Bb1
- 2.Qf4#
- 1...Bh1
- 2.Qf4#
- 1...Bc2
- 2.Qf4#
- 1...Bg2
- 2.Qf4#
- 1...Bd3
- 2.Qf4#
- 1...Bf3
- 2.Qf4#
- 1...Bd5
- 2.Qf4#
- 1...Bf5
- 2.Qf4#
- 1...Bc6
- 2.Qf4#
- 1...Bg6
- 2.Qf4#
- 1...Bb7
- 2.Qf4#
- 1...Bh7
- 2.Qf4#
- 1...Ba8
- 2.Qf4#
- 1...Kf3
- Tries
- 1.Ra4?
- 1...Kf3
- 2.Qg3#
- 1...Bb1
- 2.Qg3#
- 1...Bh1
- 2.Qa3#
- 1...Bc2
- 2.Qg3#
- 1...Bg2
- 2.Qa3#
- 1...Bd3
- 2.Qg3#
- 2.Qf4#
- 1...Bf3
- 2.Qa3#
- 2.Qd2#
- 2.Qd4#
- 1...Bf5
- 2.Qg3#
- 1...Bc6
- 2.Qa3#
- 1...Bg6
- 2.Qg3#
- 1...Bb7
- 2.Qa3#
- 1...Bh7
- 2.Qg3#
- 1...Ba8
- 2.Qa3#
- 1...Bd5!
- 1...Kf3
- 1.Qg3+?
- 1...Bf3
- 2.Qf2#
- 2.Qf4#
- 2.Qg1#
- 1...Kxd4!
- 1...Bf3
- 1.Qe5?
- threat
- 2.Qxe4#
- 1...Kf3
- 2.Qg3#
- 2.Qxe4#
- 1...d5!
- threat
- 1.Qf6?
- threat
- 2.Qf2#
- 1...Bf3
- 2.Qf4#
- 1...Bf5!
- threat
- 1.h3?
- 1...Bd5
- 2.Qf4#
- 1...Bb1
- 2.Qf4#
- 1...Bh1
- 2.Qf4#
- 1...Bc2
- 2.Qf4#
- 1...Bg2
- 2.Qf4#
- 1...Bd3
- 2.Qf4#
- 1...Bf3
- 2.Qf4#
- 1...Bf5
- 2.Qf4#
- 1...Bc6
- 2.Qf4#
- 1...Bg6
- 2.Qf4#
- 1...Bb7
- 2.Qf4#
- 1...Bh7
- 2.Qf4#
- 1...Ba8
- 2.Qf4#
- 1...Kf3!
- 1...Bd5
- 1.h4?
- 1...Bd5
- 2.Qf4#
- 1...Bb1
- 2.Qf4#
- 1...Bh1
- 2.Qf4#
- 1...Bc2
- 2.Qf4#
- 1...Bg2
- 2.Qf4#
- 1...Bd3
- 2.Qf4#
- 1...Bf3
- 2.Qf4#
- 1...Bf5
- 2.Qf4#
- 1...Bc6
- 2.Qf4#
- 1...Bg6
- 2.Qf4#
- 1...Bb7
- 2.Qf4#
- 1...Bh7
- 2.Qf4#
- 1...Ba8
- 2.Qf4#
- 1...Kf3!
- 1...Bd5
- 1.Ra4?
- Keys
- 1.Rc4!
- 1...Kf3
- 2.Qg3#
- 1...Bd5
- 2.Qa3#
- 1...Bb1
- 2.Qg3#
- 1...Bh1
- 2.Qa3#
- 1...Bc2
- 2.Qg3#
- 1...Bg2
- 2.Qa3#
- 1...Bd3
- 2.Qg3#
- 2.Qf4#
- 1...Bf3
- 2.Qa3#
- 2.Qd2#
- 2.Qd4#
- 1...Bf5
- 2.Qg3#
- 1...Bc6
- 2.Qa3#
- 1...Bg6
- 2.Qg3#
- 1...Bb7
- 2.Qa3#
- 1...Bh7
- 2.Qg3#
- 1...Ba8
- 2.Qa3#
- 1...Kf3
- 1.Rc4!
This anticipates 197724(1981)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 11
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- K(a);P-FLIGHT::QAR1(D)
- B(b);::QAB1(D)
- Tries
- Try
- R(C);
- Vars
- K(a);P-FLIGHT::QAR1(D)
- B(b);N_GUARD::QAR2(D)
- B(b);N_GUARD::QAR(D)
- Refutation
- B(b);
- Try
- Q(D);CHECK
- Refutation
- K(a);S_FLIGHT,XR(C)
- Try
- Q(D);P_PINB(b)
- Threat
- QAR1(D),XB(b)
- Refutation
- P(c);
- Try
- Q(D);
- Threat
- QAB1(D)
- Vars
- B(b);::QAB1(D)
- Refutation
- B(b);
- Try
- P(B);
- Vars
- B(b);::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- P(B);
- Vars
- B(b);::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- R(C);
- Vars
- K(a);P-FLIGHT::QAR1(D)
- B(b);N_GUARD::QAR(D)
- B(b);N_GUARD::QAR2(D)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).