MESON Chess Problem Database
Problem Display
PID: 12018 (Q7/8/8/8/3B4/4rnRK/8/7k w - - 0 1)
Speckmann, Werner
The Problemist, 1973
#2
4 + 3
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qxf3#
- 1...Re2
- 2.Rg1#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re1
- Tries
- 1.Bc5?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Bb6?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Ba7?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Rg4?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Rg5?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Rg6?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Rg7?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Rg8?
- 1...Re2
- 2.Rg1#
- 1...Re1
- 2.Qxf3#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re2
- 1.Qe4?
- 1...Re1
- 2.Qxf3#
- 1...Re2
- 2.Rg1#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Rxe4!
- 1...Re1
- 1.Qd5?
- 1...Re1
- 2.Qxf3#
- 1...Re2
- 2.Rg1#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re1
- 1.Qc6?
- 1...Re1
- 2.Qxf3#
- 1...Re2
- 2.Rg1#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re1
- 1.Qb7?
- 1...Re1
- 2.Qxf3#
- 1...Re2
- 2.Rg1#
- 1...Ra3
- 2.Rg1#
- 1...Rb3
- 2.Rg1#
- 1...Rc3
- 2.Rg1#
- 1...Rd3
- 2.Rg1#
- 1...Re5
- 2.Rg1#
- 2.Qxf3#
- 1...Re6
- 2.Rg1#
- 2.Qxf3#
- 1...Re7
- 2.Rg1#
- 2.Qxf3#
- 1...Re8
- 2.Rg1#
- 2.Qxf3#
- 1...Re4!
- 1...Re1
- 1.Bc5?
- Keys
- 1.Rxf3!
- 1...Rxf3+
- 2.Qxf3#
- 1...Kg1
- 2.Qa1#
- 1...Re2
- 2.Rf1#
- 1...Re1
- 2.Rf1#
- 1...Ra3
- 2.Rxa3#
- 1...Rb3
- 2.Rxb3#
- 1...Rc3
- 2.Rxc3#
- 1...Rd3
- 2.Rxd3#
- 1...Re4
- 2.Rf1#
- 1...Re5
- 2.Rf1#
- 1...Re6
- 2.Rf1#
- 1...Re7
- 2.Rf1#
- 1...Re8
- 2.Rf1#
- 1...Rxf3+
- 1.Rxf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);::R1(A)
- Tries
- Try
- B(C);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- B(C);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- B(C);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);SBLOCK::R1(A)
- Refutation
- R(b);N_SPINS(c)
- Try
- R(A);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- R(A);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- R(A);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- R(A);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- R(A);
- Vars
- R(b);::R1(A)
- R(b);N_GUARD::QAB(D),XS(c)
- Refutation
- R(b);N_SPINS(c)
- Try
- Q(D);
- Vars
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);::R1(A)
- R(b);SBLOCK::R1(A)
- Refutation
- R(b);N_SPINS(c),XQ(D)
- Try
- Q(D);
- Vars
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);::R1(A)
- R(b);SBLOCK::R1(A)
- Refutation
- R(b);N_SPINS(c)
- Try
- Q(D);
- Vars
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);::R1(A)
- R(b);SBLOCK::R1(A)
- Refutation
- R(b);N_SPINS(c)
- Try
- Q(D);
- Vars
- R(b);N_GUARD::QAB(D),XS(c)
- R(b);::R1(A)
- R(b);SBLOCK::R1(A)
- Refutation
- R(b);N_SPINS(c)
- Try
- Actual
- R(A);P_SPINR(A),XS(c)
- Vars
- R(b);CHECK,OGATE,P_SPINR(b),XR(A)::QAB(D),XR(b)
- K(a);P-FLIGHT,P_SPINR(b)::QAR(D)
- R(b);N_PINR(A)::QAB(D)+R(A),DCHECK
- R(b);::QAB(D)+R(A),XR(b)
- R(b);N_PINR(A)::R(A)
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).