MESON Chess Problem Database
Problem Display
PID: 84525 (1b3K2/N2p1P2/1P1kB1pR/5p2/6p1/1N5p/4Q1pq/8 w - - 0 1)
Szwedowski, Leopold Mieczyslaw
Uralski Problemist, 2003
#2
8 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...g5
- 2.Bc4#
- 1...g5
- Tries
- 1.Bc4?
- threat
- 2.Rxg6#
- 2.Qe7#
- 1...Bxa7
- 2.Rxg6#
- 1...Qe5!
- threat
- 1.Bxd7?
- threat
- 2.Qe6#
- 1...Kd5
- 2.Qe6#
- 1...Kxd7
- 2.Qe7#
- 1...Qe5!
- threat
- 1.Rxg6?
- threat
- 2.Bc4#
- 1...dxe6
- 2.Qxe6#
- 1...Qe5!
- threat
- 1.Qc4?
- threat
- 2.Qd5#
- 1...dxe6
- 2.Qd4#
- 1...Qe5
- 2.Sc8#
- 1...Ke5!
- threat
- 1.Bc4?
- Keys
- 1.Qb5!
- threat
- 2.Qd5#
- 1...Kxe6
- 2.Rxg6#
- 1...dxe6
- 2.Sc8#
- 1...Qe5
- 2.Qxd7#
- threat
- 1.Qb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- P(g);OGATEB::R(E)+B(D)
- Tries
- Try
- B(D);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- B(i);XS(F)::R(E),XP(g)
- Refutation
- Q(b);
- Try
- B(D);P_PINP(g),XP(h)
- Threat
- QAR1(A)
- Vars
- K(f);N_SPINP(g),P-FLIGHT::QAB1(A)
- K(f);N_SPINP(g),P-FLIGHT,XB(D)::QAR1(A)
- Refutation
- Q(b);
- Try
- R(E);XP(g)
- Threat
- R(E)+B(D)
- Vars
- P(h);OGATE,P_SPINP(h),XB(D)::QAR1(A),XP(h)
- Refutation
- Q(b);
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- P(h);SBLOCK,XB(D)::QAR2(A)
- Q(b);SBLOCK::S(F)
- Refutation
- K(f);S_FLIGHT
- Try
- Actual
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(f);OGATEB,P-FLIGHT,P_SPINP(g),XB(D)::R(E),XP(g)
- P(h);SBLOCK,XB(D)::S(F)
- Q(b);SBLOCK::QAR1(A),XP(h)
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).