MESON Chess Problem Database
Problem Display
PID: 10775 (8/8/6K1/3p3B/Q7/3kp3/1P6/5N2 w - - 0 1)
Speckmann, Werner
Die Schwalbe, 1968
#2
5 + 3
SOLUTION
- SOUND
- Tries
- 1.Kf5?
- 1...d4
- 2.Qb3#
- 1...e2!
- 1...d4
- 1.Kg5?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Kf6?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Kh6?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Kf7?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Kg7?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Kh7?
- 1...e2
- 2.Bg6#
- 1...d4!
- 1...e2
- 1.Bf3?
- 1...d4
- 2.Qb3#
- 1...e2!
- 1...d4
- 1.Bg4?
- 1...e2
- 2.Bf5#
- 1...d4!
- 1...e2
- 1.Qb3+?
- 1...Ke4
- 2.Qxe3#
- 1...Kd4!
- 1...Ke4
- 1.Kf5?
- Keys
- 1.Bd1!
- 1...d4
- 2.Qc2#
- 1...e2
- 2.Bc2#
- 1...d4
- 1.Bd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- P(c);SBLOCK::QAR2(C)
- Refutation
- P(b);
- Try
- K(E);P-FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- K(E);P-FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- K(E);P-FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- K(E);S_FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- K(E);P-FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- K(E);S_FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- P(c);SBLOCK::QAR2(C)
- Refutation
- P(b);
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- Q(C);CHECK
- Vars
- K(a);OGATE,S_FLIGHT::QAR1(C),XP(b)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- B(D);
- Vars
- P(c);SBLOCK::QAB1(C)
- P(b);SBLOCK::B(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).