MESON Chess Problem Database
Problem Display
PID: 46129 (3RQK2/8/4p3/2P1p3/4pP1R/3pkp2/4p3/1B2B3 w - - 0 1)
Pavlov, Mikhail Aleksandrovich
Schach-Aktiv, 2000
#2
8 + 7
| 56 | The Problemist | 2002 |
| 5454 | Near Snap | 2011 |
SOLUTION
- SOUND
- Tries
- 1.Qa4?
- 1...exf4
- 2.Qd4#
- 1...d2
- 2.Qb3#
- 2.Qa3#
- 2.Qxe4#
- 1...f2!
- 1...exf4
- 1.Qg6?
- 1...f2
- 2.Qg3#
- 1...d2
- 2.Qxe4#
- 1...exf4!
- 1...f2
- 1.Qd7?
- 1...exf4
- 2.Qd4#
- 1...d2
- 2.Qxd2#
- 1...f2!
- 1...exf4
- 1.Qf7?
- 1...exf4
- 2.Qxf4#
- 1...f2
- 2.Rh3#
- 1...d2!
- 1...exf4
- 1.fxe5?
- 1...d2
- 2.Rxe4#
- 1...f2!
- 1...d2
- 1.Qa4?
- Keys
- 1.Qxe6!
- 1...exf4
- 2.Rxd3#
- 1...f2
- 2.Qh3#
- 1...d2
- 2.Qb3#
- 1...exf4
- 1.Qxe6!
Anticipated by 46118(1979)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(G);
- Vars
- P(f);N_GUARD,XP(C)::QAB1(G)
- Refutation
- P(d);
- Try
- Q(G);
- Vars
- P(d);OGATEB::QAR2(G)
- P(b);::QAR1(G),XP(e)
- Refutation
- P(f);XP(C)
- Try
- Q(G);
- Vars
- P(f);N_GUARD,XP(C)::QAB1(G)
- P(b);OGATE::QAB1(G),XP(b)
- Refutation
- P(d);
- Try
- Q(G);
- Vars
- P(f);OGATE,XP(C)::QAB1(G),XP(f)
- P(d);OGATEB::R(D)
- Refutation
- P(b);
- Try
- P(C);XP(f)
- Vars
- P(b);::R1(D),XP(e)
- Refutation
- P(d);
- Try
- Actual
- Q(G);XP(g)
- Vars
- P(f);P_SPINP(e),XP(C)::R1(F),XP(b)
- P(d);OGATEB::QAR(G)
- P(b);OGATEB::QAR(G)
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).