MESON Chess Problem Database
Problem Display
PID: 136355 (N2KB3/8/N2kp2R/p2pr1p1/PP1p1n2/3pp1Bq/Q5b1/8 w - - 0 1)
Supp, Walter
Schach-Echo, 1965
#2
9 + 12
SOLUTION
- SOUND
- Tries
- 1.Sc5?
- threat
- 2.Sb7#
- 1...Rf5
- 2.Rxe6#
- 1...Re4!
- threat
- 1.S6c7?
- threat
- 2.Sb5#
- 1...Re4
- 2.Qxd5#
- 1...Rf5
- 2.Rxe6#
- 1...axb4!
- threat
- 1.Sb6?
- threat
- 2.Sc8#
- 1...Re4
- 2.Qxd5#
- 1...Rf5!
- threat
- 1.Qc4?
- threat
- 2.Qc5#
- 2.Qc6#
- 2.Qc7#
- 1...Re4
- 2.Qc7#
- 1...Rf5
- 2.Qc7#
- 1...dxc4!
- threat
- 1.Qc2?
- threat
- 2.Qc5#
- 2.Qc6#
- 2.Qc7#
- 1...Re4
- 2.Qc7#
- 1...Rf5
- 2.Qc7#
- 1...dxc2!
- threat
- 1.Sc5?
- Keys
- 1.S8c7!
- threat
- 2.Sb5#
- 1...Re4
- 2.Qxd5#
- 1...Rf5
- 2.Rxe6#
- threat
- 1.S8c7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- R(i);N_GUARD,P_SPINS(f),S_CUTQ(d)::R1(F),XP(l)
- Refutation
- R(i);P_SPINS(f)
- Try
- S(E);
- Threat
- S(E)
- Vars
- R(i);N_GUARD,P_SPINS(f),S_CUTB(a)::QAR1(A),XP(h)
- R(i);N_GUARD,P_SPINS(f),S_CUTQ(d)::R1(F),XP(l)
- Refutation
- P(g);XP(D)
- Try
- S(G);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,P_SPINS(f),S_CUTB(a)::QAR1(A),XP(h)
- Refutation
- R(i);P_SPINS(f)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(i);P_SPINS(f)::QAB1(A)
- Refutation
- P(h);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(i);P_SPINS(f)::QAB1(A)
- Refutation
- P(b);XQ(A)
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- R(i);N_GUARD,P_SPINS(f),S_CUTB(a)::QAR1(A),XP(h)
- R(i);N_GUARD,P_SPINS(f),S_CUTQ(d)::R1(F),XP(l)
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).