MESON Chess Problem Database
Problem Display
PID: 51578 (8/2K5/b2R4/kppp4/P2P4/PP1Q4/2N5/8 w - - 0 1)
Morse, Christopher Jeremy
The Guardian, 1965
#2
8 + 5
SOLUTION
- SOUND
- Sets
- 1...Bb7
- 2.Qxb5#
- 1...Bc8
- 2.Qxb5#
- 1...bxa4
- 2.Rxa6#
- 2.Qxa6#
- 1...b4
- 2.Rxa6#
- 2.Qxa6#
- 1...Bb7
- Tries
- 1.Sb4?
- threat
- 2.Sc6#
- 2.Rxa6#
- 1...Bb7
- 2.Qxb5#
- 1...Bc8
- 2.Qxb5#
- 1...cxb4!
- threat
- 1.b4+?
- 1...Kxa4
- 2.Rxa6#
- 1...cxb4!
- 1...Kxa4
- 1.dxc5?
- 1...bxa4
- 2.Rxa6#
- 2.Qxa6#
- 2.b4#
- 1...Bb7
- 2.Qxb5#
- 1...Bc8
- 2.Qxb5#
- 1...b4
- 2.Rxa6#
- 2.Qxa6#
- 2.axb4#
- 1...d4!
- 1...bxa4
- 1.Sb4?
- Keys
- 1.Rxd5!
- 1...bxa4
- 2.b4#
- 1...cxd4
- 2.Qd2#
- 1...Bb7
- 2.Qxb5#
- 1...Bc8
- 2.Qxb5#
- 1...c4
- 2.Qc3#
- 1...b4
- 2.axb4#
- 1...bxa4
- 1.Rxd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::QAR1(D),XP(b)
- Tries
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- B(e);N_GUARD::QAR1(D),XP(b)
- Refutation
- P(c);XS(A)
- Try
- P(C);CHECK
- Vars
- K(a);P-FLIGHT,XP(E)::R(G),XB(e)
- Refutation
- P(c);XP(C)
- Try
- P(F);XP(c)
- Vars
- B(e);N_GUARD::QAR1(D),XP(b)
- Refutation
- P(d);
- Try
- Actual
- R(G);XP(d)
- Vars
- P(b);P_SPINP(c),SBLOCK,XP(E)::P(C)
- P(c);P_SPINP(b),XP(F)::QAB(D)
- B(e);N_GUARD::QAR1(D),XP(b)
- P(c);P_SPINP(b)::QAB(D)
- P(b);OGATE,P_SPINP(c)::P(B),XP(b)
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).