MESON Chess Problem Database
Problem Display
PID: 70741 (2QR4/B7/4pP2/2PNp1K1/P2k2NR/P7/1Ppr4/4r3 w - - 0 1)
Gvozdjak, Peter
Labai, Zoltan
1st Prize, The Problemist, 1994/II
#2
12 + 6
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.Sde3#
- 2.Sb6#
- 1...e4
- 2.Sde3#
- 2.Sb6#
- 1...Re4
- Tries
- 1.Sf2+?
- 1...Re4
- 2.Rxe4#
- 1...e4!
- 1...Re4
- 1.Sge3+?
- 1...Kd3
- 2.Qa6#
- 1...e4!
- 1...Kd3
- 1.Sxe5+?
- 1...Kxe5
- 2.Bb8#
- 2.Qc7#
- 2.Qb8#
- 1...Re4!
- 1...Kxe5
- 1.Qa6?
- threat
- 2.Sc3#
- 1...Ke4
- 2.Sh2#
- 1...exd5!
- threat
- 1.Qb7?
- threat
- 2.Sde3#
- 1...Kc4
- 2.Sxe5#
- 1...Ke4
- 2.Sc3#
- 1...exd5
- 2.Qxd5#
- 1...Re3
- 2.Sdxe3#
- 1...Kd3!
- threat
- 1.Sf2+?
- Keys
- 1.Qxe6!
- threat
- 2.Sc3#
- 1...Kd3
- 2.Sc3#
- 1...Kc4
- 2.Sde3#
- 1...Ke4
- 2.Sxe5#
- threat
- 1.Qxe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(D);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::R1(E),XR(a)
- Refutation
- P(e);P_SPINP(e)
- Try
- S(D);CHECK
- Vars
- K(d);P-FLIGHT::QAB(K)
- Refutation
- P(e);P_SPINP(e)
- Try
- S(D);CHECK,XP(e)
- Refutation
- R(a);P_SPINR(a)
- Try
- Q(K);
- Threat
- R(L)+S(G)
- Vars
- K(d);P-FLIGHT::R(E)+S(D)
- Refutation
- P(f);P_SPINP(f),XS(G)
- Try
- Q(K);
- Threat
- R(L)+S(G)
- Vars
- K(d);P-FLIGHT::R(E)+S(D),DCHECK,XP(e)
- K(d);P-FLIGHT::QAB(K)+S(G),DCHECK
- P(f);OGATE,P_SPINP(f),XS(G)::QAR1(K),XP(f)
- R(a);::R(L)+S(G),XR(a)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- Q(K);XP(f)
- Threat
- R(L)+S(G)
- Vars
- K(d);P-FLIGHT::R(L)+S(G)
- K(d);P-FLIGHT::QAB(K)+S(G),DCHECK
- K(d);P-FLIGHT,P_SPINP(e)::R(E)+S(D),XP(e)
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).