MESON Chess Problem Database
Problem Display
PID: 42484 (6Qn/2KpB1p1/4BR2/4k3/2p2rP1/2P5/3N4/8 w - - 0 1)
Pachl, Franz
3rd Prize, Sinfonie Scacchistiche, 1981-1982
#2
8 + 6
| 3485 | Sachova skladba | 1985 |
| 3752 | FIDE Album (1980-1982) | 1988 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Rf5#
- 1...Re4
- 2.Sf3#
- 2.Rf5#
- 1...Rxg4
- 2.Rf5#
- 1...Rf5
- 2.Rxf5#
- 1...Rxf6
- 2.Bd6#
- 1...dxe6
- 2.Qxe6#
- 1...gxf6
- 2.Bd6#
- 1...Rd4
- Tries
- 1.Qf7?
- threat
- 2.Bd6#
- 1...dxe6
- 2.Qxe6#
- 1...Rd4
- 2.Rf5#
- 1...d6
- 2.Bxd6#
- 1...Sxf7!
- threat
- 1.Qxg7?
- threat
- 2.Bd6#
- 1...Rxf6
- 2.Qxf6#
- 1...dxe6
- 2.Rf5#
- 1...Rd4
- 2.Qg5#
- 1...d6
- 2.Bxd6#
- 1...Sf7!
- threat
- 1.g5?
- threat
- 2.Bd6#
- 1...dxe6
- 2.Qxe6#
- 1...Rd4
- 2.Rf5#
- 1...d6
- 2.Bxd6#
- 1...Sf7!
- threat
- 1.Qf7?
- Keys
- 1.Qa8!
- threat
- 2.Qd5#
- 1...Rxf6
- 2.Qe4#
- 1...dxe6
- 2.Qa5#
- 1...Rf5
- 2.Qe4#
- 1...Rd4
- 2.Sf3#
- 1...d5
- 2.Qxd5#
- threat
- 1.Qa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- R(b);N_GUARD::R1(E)
- R(b);N_GUARD,XP(C)::R1(E)
- R(b);N_GUARD::R1(E),XR(b)
- R(b);SBLOCK,XR(E)::B(G)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(e);SBLOCK,XR(E)::B(G)
- Tries
- Try
- Q(H);
- Threat
- B(G)
- Vars
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- R(b);N_GUARD::R1(E)
- P(d);::B(G),XP(d)
- Refutation
- S(f);XQ(H)
- Try
- Q(H);XP(e)
- Threat
- B(G)
- Vars
- R(b);OGATE,P_SPINR(b),XR(E)::QAB1(H),XR(b)
- P(d);SBLOCK,XB(D)::QAB(H)+R(E),DCHECK
- R(b);N_GUARD::QAR2(H)
- P(d);::B(G),XP(d)
- Refutation
- S(f);
- Try
- P(C);
- Threat
- B(G)
- Vars
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- R(b);N_GUARD::R1(E)
- P(d);::B(G),XP(d)
- Refutation
- S(f);
- Try
- Actual
- Q(H);
- Threat
- QAR1(H)
- Vars
- R(b);N_GUARD,XR(E)::QAR1(H)
- P(d);N_GUARD,XB(D)::QAR(H)
- R(b);N_GUARD::QAR1(H)
- R(b);N_GUARD::S(A)
- P(d);::QAR1(H),XP(d)
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).