MESON Chess Problem Database
Problem Display
PID: 103123 (3KB3/4p3/2pk4/3P4/3Q4/1PP1PP2/8/8 w - - 0 1)
Madeo, Mariano
Scacco!, 1998
#2
8 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...e6
- 2.dxc6#
- 1...e6
- Tries
- 1.Bxc6?
- 1...e5
- 2.Qb4#
- 1...e6!
- 1...e5
- 1.Bf7?
- 1...cxd5
- 2.Qxd5#
- 1...e5
- 2.dxe5 ep#
- 1...e6
- 2.dxe6#
- 1...c5!
- 1...cxd5
- 1.b4?
- 1...c5
- 2.bxc5#
- 1...e5
- 2.Qc5#
- 1...e6
- 2.dxc6#
- 1...cxd5!
- 1...c5
- 1.c4?
- threat
- 2.c5#
- 1...cxd5
- 2.Qxd5#
- 1...c5!
- threat
- 1.e4?
- threat
- 2.e5#
- 1...cxd5
- 2.Qxd5#
- 1...e5!
- threat
- 1.Bxc6?
- Keys
- 1.f4!
- 1...cxd5
- 2.Qb6#
- 1...c5
- 2.Qe5#
- 1...e5
- 2.fxe5#
- 1...e6
- 2.dxc6#
- 1...cxd5
- 1.f4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- P(c);SBLOCK::QAR(E)+P(F),XP(a)
- Tries
- Try
- B(H);XP(a)
- Vars
- P(c);SBLOCK::QAB(E)
- Refutation
- P(c);
- Try
- B(H);
- Vars
- P(a);OGATE,P_SPINP(a),XP(F)::QAR1(E),XP(a)
- P(c);OGATE::QAR(E)+P(F),XP(c),EP
- P(c);OGATE::QAR(E)+P(F),XP(c)
- Refutation
- P(a);
- Try
- P(A);
- Vars
- P(a);OGATE::P(A),XP(a)
- P(c);SBLOCK::QAB1(E)
- P(c);SBLOCK::QAR(E)+P(F),XP(a)
- Refutation
- P(a);P_SPINP(a),XP(F)
- Try
- P(B);
- Threat
- P(B)
- Vars
- P(a);OGATE,P_SPINP(a),XP(F)::QAR1(E),XP(a)
- Refutation
- P(a);
- Try
- P(C);
- Threat
- P(C)
- Vars
- P(a);OGATE,P_SPINP(a),XP(F)::QAR1(E),XP(a)
- Refutation
- P(c);
- Try
- Actual
- P(D);
- Vars
- P(a);OGATEB,P_SPINP(a),SBLOCK,XP(F)::QAR2(E)
- P(a);SBLOCK::QAB1(E)
- P(c);OGATE::P(D),XP(c)
- P(c);SBLOCK::QAR(E)+P(F),XP(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).