MESON Chess Problem Database
Problem Display
PID: 239604 (7B/KB3p2/b2p1r2/Rpkp1r2/Pp1Nn1Q1/1P1nP3/3P4/8 w - - 0 1)
Maleika, Gerhard
3rd Prize, Muller (Dieter)-50 JT, 1996-1997
#2
10 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Qc8#
- 1...Rf2
- 2.Qc8#
- 1...Rf3
- 2.Qc8#
- 1...Rf4
- 2.Qc8#
- 1...Re5
- 2.Qc8#
- 1...Rg5
- 2.Qc8#
- 1...Rh5
- 2.Qc8#
- 1...Bxb7
- 2.Rxb5#
- 1...Rf1
- Tries
- 1.Sc2?
- 1...Sxd2
- 2.Qd4#
- 1...Rf1
- 2.Qc8#
- 1...Rf2
- 2.Qc8#
- 1...Rf3
- 2.Qc8#
- 1...Rf4
- 2.Qc8#
- 1...Re5
- 2.Qc8#
- 1...Rg5
- 2.Qc8#
- 1...Rh5
- 2.Qc8#
- 1...Re6
- 2.Bd4#
- 1...Rg6
- 2.Bd4#
- 1...Rh6
- 2.Bd4#
- 1...Sc1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sb2
- 2.d4#
- 1...Sdf2
- 2.d4#
- 1...Sf4
- 2.d4#
- 1...Se5
- 2.d4#
- 1...Sef2
- 2.Qd4#
- 1...Sc3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...d4
- 2.exd4#
- 1...Bxb7!
- 1...Sxd2
- 1.Se2?
- 1...Sxd2
- 2.Qd4#
- 1...Rf1
- 2.Qc8#
- 1...Rf2
- 2.Qc8#
- 1...Rf3
- 2.Qc8#
- 1...Rf4
- 2.Qc8#
- 1...Re5
- 2.Qc8#
- 1...Rg5
- 2.Qc8#
- 1...Rh5
- 2.Qc8#
- 1...Re6
- 2.Bd4#
- 1...Rg6
- 2.Bd4#
- 1...Rh6
- 2.Bd4#
- 1...Sc1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sb2
- 2.d4#
- 1...Sdf2
- 2.d4#
- 1...Sf4
- 2.d4#
- 1...Se5
- 2.d4#
- 1...Sef2
- 2.Qd4#
- 1...Sc3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...d4
- 2.exd4#
- 1...Bxb7!
- 1...Sxd2
- 1.Sf3?
- 1...Rxf3
- 2.Qc8#
- 1...Sxd2
- 2.Qd4#
- 1...Rf4
- 2.Qc8#
- 1...Re5
- 2.Qc8#
- 1...Rg5
- 2.Qc8#
- 1...Rh5
- 2.Qc8#
- 1...Re6
- 2.Bd4#
- 1...Rg6
- 2.Bd4#
- 1...Rh6
- 2.Bd4#
- 1...Sc1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sb2
- 2.d4#
- 1...Sdf2
- 2.d4#
- 1...Sf4
- 2.d4#
- 1...Se5
- 2.d4#
- 1...Sef2
- 2.Qd4#
- 1...Sc3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...d4
- 2.exd4#
- 1...Bxb7!
- 1...Rxf3
- 1.Sxf5?
- 1...Rxf5
- 2.Bd4#
- 1...Sxd2
- 2.Qd4#
- 1...Re6
- 2.Bd4#
- 1...Rg6
- 2.Bd4#
- 1...Rh6
- 2.Bd4#
- 1...Sc1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sb2
- 2.d4#
- 1...Sdf2
- 2.d4#
- 1...Sf4
- 2.d4#
- 1...Se5
- 2.d4#
- 1...Sef2
- 2.Qd4#
- 1...Sc3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...d4
- 2.exd4#
- 1...Bxb7!
- 1...Rxf5
- 1.Se6+?
- 1...Rxe6
- 2.Bd4#
- 1...fxe6!
- 1...Rxe6
- 1.Qg8?
- threat
- 2.Qc8#
- 1...Bxb7
- 2.Rxb5#
- 1...Se5!
- threat
- 1.axb5?
- threat
- 2.bxa6#
- 1...Bxb5
- 2.Rxb5#
- 1...Bxb7
- 2.b6#
- 1...Sc3!
- threat
- 1.Sc2?
- Keys
- 1.Sxb5!
- 1...Bxb5
- 2.Rxb5#
- 1...Bxb7
- 2.Sd4#
- 1...Sxd2
- 2.Qd4#
- 1...Rf1
- 2.Qc8#
- 1...Rf2
- 2.Qc8#
- 1...Rf3
- 2.Qc8#
- 1...Rf4
- 2.Qc8#
- 1...Re5
- 2.Qc8#
- 1...Rg5
- 2.Qc8#
- 1...Rh5
- 2.Qc8#
- 1...Re6
- 2.Bd4#
- 1...Rg6
- 2.Bd4#
- 1...Rh6
- 2.Bd4#
- 1...Sc1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sb2
- 2.d4#
- 1...Sdf2
- 2.d4#
- 1...Sf4
- 2.d4#
- 1...Se5
- 2.d4#
- 1...Sef2
- 2.Qd4#
- 1...Sc3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...d4
- 2.exd4#
- 1...Bxb5
- 1.Sxb5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 16
- REMOVED MATES = 0
- Sets
- R(g);OGATE::QAR(F)
- B(h);N_GUARD,XB(I)::R1(G),XP(d)
- Tries
- Try
- S(E);
- Vars
- S(c);OGATE,XP(A)::QAB1(F)
- R(g);OGATE::QAR(F)
- R(j);OGATE::B(J)
- S(a);OGATE::P(A)
- S(c);OGATE::QAB1(F)
- P(f);OGATE::P(C),XP(f)
- Refutation
- B(h);XB(I)
- Try
- S(E);
- Vars
- S(c);OGATE,XP(A)::QAB1(F)
- R(g);OGATE::QAR(F)
- R(j);OGATE::B(J)
- S(a);OGATE::P(A)
- S(c);OGATE::QAB1(F)
- P(f);OGATE::P(C),XP(f)
- Refutation
- B(h);XB(I)
- Try
- S(E);
- Vars
- R(g);OGATE,XS(E)::QAR(F)
- S(c);OGATE,XP(A)::QAB1(F)
- R(g);OGATE::QAR(F)
- R(j);OGATE::B(J)
- S(a);OGATE::P(A)
- S(c);OGATE::QAB1(F)
- P(f);OGATE::P(C),XP(f)
- Refutation
- B(h);XB(I)
- Try
- S(E);XR(g)
- Vars
- R(j);OGATE,XS(E)::B(J)
- S(c);OGATE,XP(A)::QAB1(F)
- R(j);OGATE::B(J)
- S(a);OGATE::P(A)
- S(c);OGATE::QAB1(F)
- P(f);OGATE::P(C),XP(f)
- Refutation
- B(h);XB(I)
- Try
- S(E);CHECK
- Vars
- R(j);OGATE,XS(E)::B(J)
- Refutation
- P(k);XS(E)
- Try
- Q(F);
- Threat
- QAR(F)
- Vars
- B(h);N_GUARD,XB(I)::R1(G),XP(d)
- Refutation
- S(a);
- Try
- P(D);XP(d)
- Threat
- R(G)+P(D),XB(h)
- Vars
- B(h);OGATE,P_SPINB(h),XP(D)::R1(G),XB(h)
- B(h);N_GUARD,XB(I)::R(G)+P(D)
- Refutation
- S(c);
- Try
- Actual
- S(E);XP(d)
- Vars
- B(h);OGATE,P_SPINB(h),XS(E)::R1(G),XB(h)
- B(h);N_GUARD,XB(I)::R(G)+S(E)
- S(c);OGATE,XP(A)::QAB1(F)
- R(g);OGATE::QAR(F)
- R(j);OGATE::B(J)
- S(a);OGATE::P(A)
- S(c);OGATE::QAB1(F)
- P(f);OGATE::P(C),XP(f)
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).