MESON Chess Problem Database
Problem Display
PID: 42853 (1b6/3BP2n/1P1pp3/Qp1Rp3/3Bk3/3NN3/P1K2R2/8 w - - 0 1)
Pachl, Franz
1st Prize, The Problemist, 1980
#2
11 + 7
| 3752 | FIDE Album (1980-1982) | 1988 |
SOLUTION
- SOUND
- Tries
- 1.Bc5?
- threat
- 2.Qb4#
- 1...exd5
- 2.Bf5#
- 1...b4
- 2.Qxb4#
- 1...dxc5!
- threat
- 1.Rxe5+?
- 1...Kxd4
- 2.Rf4#
- 2.Qc3#
- 2.Qb4#
- 1...dxe5!
- 1...Kxd4
- 1.Qe1?
- threat
- 2.Qh1#
- 1...exd4
- 2.Rf4#
- 1...exd5
- 2.Sf5#
- 1...Sg5!
- threat
- 1.Qa8?
- threat
- 2.Rxd6#
- 1...exd4
- 2.Re5#
- 1...exd5
- 2.Qxd5#
- 1...Sf6!
- threat
- 1.e8Q?
- threat
- 2.Qg6#
- 1...exd4
- 2.Qxe6#
- 1...exd5
- 2.Rf4#
- 1...Sf8!
- threat
- 1.Bc5?
- Keys
- 1.Qb4!
- threat
- 2.Bc5#
- 1...exd4
- 2.Qxd4#
- 1...exd5
- 2.Bf5#
- threat
- 1.Qb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(F);
- Threat
- QAR(G)
- Vars
- P(e);OGATE,XR(H)::B(J)
- P(b);::QAR(G),XP(b)
- Refutation
- P(d);XB(F)
- Try
- R(H);CHECK,XP(c)
- Refutation
- P(d);XR(H)
- Try
- Q(G);
- Threat
- QAB(G)
- Vars
- P(c);N_GUARD,XB(F)::R1(C)
- P(e);SBLOCK,XR(H)::QAR(G)+S(E)
- Refutation
- S(f);
- Try
- Q(G);
- Threat
- QAB(G)+R(H),XP(d)
- Vars
- P(c);SBLOCK,XB(F)::QAB(G)+R(H),DCHECK
- P(e);OGATE,P_SPINP(e),XR(H)::QAB1(G),XP(e)
- Refutation
- S(f);
- Try
- P(K);
- Threat
- QAB(K)
- Vars
- P(c);OGATEB,P_SPINP(e),XB(F)::QAR2(K),XP(e)
- P(e);P_SPINP(c),XR(H)::R1(C)
- Refutation
- S(f);
- Try
- Actual
- Q(G);
- Threat
- QAR(G)+B(F)
- Vars
- P(c);OGATE,P_SPINP(c),XB(F)::QAR1(G),XP(c)
- P(e);OGATE,XR(H)::B(J)
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).