MESON Chess Problem Database
Problem Display
PID: 67405 (8/1r1P4/1b1Rn1P1/Rb1NkN2/6PP/pB3Qp1/Kn1P2r1/B7 w - - 0 1)
Bruch, Wieland
3rd Prize, Die Schwalbe, 1996
#2
13 + 9
| 5417 | FIDE Album (1995-1997) | 2004 |
| 14507 | Pardubice Solving Ty. | 2009 |
| 56 | The Problemist | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.Qxe3#
- 1...Bxa5
- 2.Qe3#
- 1...Bc7
- 2.Qe3#
- 1...Bd8
- 2.Qe3#
- 1...Sd4
- 2.Qe3#
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sc5
- 2.Qf4#
- 2.d4#
- 1...Sg5
- 2.Qf4#
- 1...Sc7
- 2.Qf4#
- 1...Sg7
- 2.Qf4#
- 1...Sd8
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Be3
- Tries
- 1.Sde3?
- threat
- 2.Rxe6#
- 1...Kf6
- 2.Rxe6#
- 1...Sf4
- 2.Sc4#
- 1...Sc5
- 2.d4#
- 1...Sg5
- 2.Sc4#
- 1...Sc7
- 2.Sc4#
- 1...Sg7
- 2.Sc4#
- 1...Sd8
- 2.Sc4#
- 1...Sf8
- 2.Sc4#
- 1...Sd4!
- threat
- 1.Sf4?
- threat
- 2.Rxe6#
- 1...Kf6
- 2.Rxe6#
- 1...Sd4
- 2.Qe3#
- 1...Sc5
- 2.d4#
- 1...Sg5
- 2.Sd3#
- 1...Sc7
- 2.Sd3#
- 1...Sg7
- 2.Sd3#
- 1...Sd8
- 2.Sd3#
- 1...Sf8
- 2.Sd3#
- 1...Sxf4!
- threat
- 1.Sxb6?
- threat
- 2.Rxe6#
- 1...Kf6
- 2.Rxe6#
- 1...Sd4
- 2.Qe3#
- 1...Sf4
- 2.Sc4#
- 2.Qe3#
- 2.d4#
- 1...Sc5
- 2.d4#
- 1...Sg5
- 2.Sc4#
- 2.Rxb5#
- 2.d4#
- 1...Sc7
- 2.Sc4#
- 2.Qe3#
- 2.d4#
- 1...Sg7
- 2.Sc4#
- 2.Rxb5#
- 2.Qe3#
- 2.d4#
- 1...Sd8
- 2.Sc4#
- 2.Rxb5#
- 2.Qe3#
- 2.d4#
- 1...Sf8
- 2.Sc4#
- 2.Rxb5#
- 2.Qe3#
- 2.d4#
- 1...Rxb6!
- threat
- 1.Sf6?
- threat
- 2.Rxe6#
- 1...Kxf6
- 2.Rxe6#
- 1...Sd4
- 2.Qe4#
- 2.Qe3#
- 1...Sf4
- 2.Qe4#
- 1...Sc5
- 2.d4#
- 1...Sc7
- 2.Qe4#
- 1...Sg7
- 2.Qe4#
- 1...Sd8
- 2.Qe4#
- 1...Sf8
- 2.Qe4#
- 1...Sg5!
- threat
- 1.Sde7?
- threat
- 2.Rxe6#
- 1...Kf6
- 2.Rxe6#
- 1...Sg5
- 2.Sc6#
- 1...Sd4
- 2.Qe3#
- 1...Sf4
- 2.Sc6#
- 1...Sc5
- 2.d4#
- 1...Sc7
- 2.Sc6#
- 1...Sg7
- 2.Sc6#
- 1...Sf8
- 2.Sc6#
- 1...Sd8!
- threat
- 1.Bxb2+?
- 1...Bd4
- 2.Qe3#
- 1...Sd4
- 2.Qe3#
- 2.Qf4#
- 1...axb2!
- 1...Bd4
- 1.Qc3+?
- 1...Ke4
- 2.Rxe6#
- 1...Sd4
- 2.Qe3#
- 1...Bd4!
- 1...Ke4
- 1.Qxg3+?
- 1...Ke4
- 2.Sc3#
- 2.Sf6#
- 2.Rxe6#
- 1...Sf4
- 2.Qxf4#
- 1...Rxg3!
- 1...Ke4
- 1.d4+?
- 1...Sxd4
- 2.Qe3#
- 2.Qf4#
- 1...Bxd4!
- 1...Sxd4
- 1.d8S?
- threat
- 2.Rxe6#
- 1...Bxd8
- 2.Qe3#
- 1...Sxd8
- 2.Qf4#
- 1...Bd7
- 2.Sf7#
- 1...Sd4
- 2.Qe3#
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sc5
- 2.Qf4#
- 2.d4#
- 1...Sg5
- 2.Qf4#
- 1...Sc7
- 2.Sf7#
- 2.Qf4#
- 1...Sg7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Re7!
- threat
- 1.Sde3?
- Keys
- 1.Sb4!
- threat
- 2.Rxe6#
- 1...Kf6
- 2.Rxe6#
- 1...Sd4
- 2.Qe3#
- 1...Sf4
- 2.Sc6#
- 1...Sc5
- 2.d4#
- 1...Sg5
- 2.Sd3#
- 2.Sc6#
- 1...Sc7
- 2.Sd3#
- 2.Sc6#
- 1...Sg7
- 2.Sd3#
- 2.Sc6#
- 1...Sd8
- 2.Sd3#
- 1...Sf8
- 2.Sd3#
- 2.Sc6#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 8
- Sets
- B(g);N_GUARD::QAR2(E),XB(g)
- B(g);N_GUARD,XR(H)::QAR2(E)
- B(g);N_GUARD::QAR2(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- S(h);N_GUARD::QAB1(E)
- Tries
- Try
- S(I);P_PINB(e)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT::R1(K),XS(h)
- S(h);::S(I)
- S(h);N_GUARD,N_SPINB(e),S_CUTB(g)::P(C)
- Refutation
- S(h);N_SPINS(a)
- Try
- S(I);P_PINB(e)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT::R1(K),XS(h)
- S(h);N_SPINS(a),S_CUTB(g)::QAR2(E)
- S(h);N_GUARD,N_SPINB(e),S_CUTB(g)::P(C)
- S(h);::S(I)
- Refutation
- S(h);XS(I)
- Try
- S(I);P_PINB(e),XB(g)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT::R1(K),XS(h)
- S(h);N_SPINS(a)::QAR2(E)
- S(h);N_GUARD,N_SPINB(e)::P(C)
- Refutation
- R(i);XS(I)
- Try
- S(I);P_PINB(e)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT,XS(I)::R1(K),XS(h)
- S(h);::QAR1(E)
- S(h);N_GUARD,N_SPINB(e),S_CUTB(g)::P(C)
- Refutation
- S(h);
- Try
- S(I);P_PINB(e)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT::R1(K),XS(h)
- S(h);::S(I)
- S(h);N_SPINS(a),S_CUTB(g)::QAR2(E)
- S(h);N_GUARD,N_SPINB(e),S_CUTB(g)::P(C)
- Refutation
- S(h);
- Try
- B(A);CHECK,XS(a)
- Vars
- B(g);P_SPINB(g)::QAR2(E)
- Refutation
- P(c);XB(A)
- Try
- Q(E);CHECK,N_PINS(a)
- Vars
- K(f);P-FLIGHT::R(K),XS(h)
- S(h);P_SPINS(h),S_CUTB(g)::QAR2(E)
- Refutation
- B(g);P_SPINB(g)
- Try
- Q(E);CHECK,XP(d)
- Vars
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- R(b);XQ(E)
- Try
- P(C);CHECK,N_PINS(a)
- Refutation
- B(g);XP(C)
- Try
- P(M);
- Threat
- R1(K),XS(h)
- Vars
- B(g);N_GUARD,XS(M)::QAR2(E)
- S(h);N_GUARD,XS(M)::QAB1(E)
- B(e);S_CUTR(i)::S(M)
- S(h);N_GUARD::QAB1(E),XS(h)
- S(h);N_GUARD::QAB1(E)
- Refutation
- R(i);
- Try
- Actual
- S(I);P_PINB(e)
- Threat
- R1(K),XS(h)
- Vars
- K(f);N_SPINB(e),S_FLIGHT::R1(K),XS(h)
- S(h);N_SPINS(a),S_CUTB(g)::QAR2(E)
- S(h);::S(I)
- S(h);N_GUARD,N_SPINB(e),S_CUTB(g)::P(C)
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).