MESON Chess Problem Database
Problem Display
PID: 77933 (1K3n1B/1p1pR1n1/8/6p1/4BkPN/1r1ppprP/3QPN1P/1b3R1q w - - 0 1)
Bruch, Wieland
Source?, 0000
#2
12 + 13
| 5402 | German Solving Championship | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Be5#
- 1...Sh5
- 2.Be5#
- 1...Sge6
- 2.Rf7#
- 1...Se8
- 2.Be5#
- 1...Sfe6
- 2.Sg6#
- 1...Sg6
- 2.Sxg6#
- 1...Sh7
- 2.Sg6#
- 1...dxe2
- 2.Qd6#
- 1...fxe2
- 2.Sxd3#
- 1...Sf5
- Tries
- 1.Sf5?
- threat
- 2.Qxe3#
- 2.hxg3#
- 1...Qxh2
- 2.Qxe3#
- 1...Rxh3
- 2.Qxe3#
- 1...Rxg4
- 2.Qxe3#
- 1...Sxf5
- 2.Be5#
- 1...dxe2
- 2.Qd6#
- 2.hxg3#
- 1...exd2
- 2.e3#
- 2.hxg3#
- 1...fxe2
- 2.Sxd3#
- 2.hxg3#
- 1...Qg2
- 2.Qxe3#
- 1...Qg1
- 2.Qxe3#
- 1...Rg1
- 2.Qxe3#
- 1...Rg2
- 2.Qxe3#
- 1...Sh5
- 2.Be5#
- 2.Qxe3#
- 1...Sfe6!
- threat
- 1.Bxd3?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...Rxd3
- 2.Re4#
- 1...Bxd3
- 2.Qxe3#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- 1...fxe2!
- threat
- 1.Bxf3?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...Rxf3
- 2.Re4#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- 1...Qxf3!
- threat
- 1.Bd5?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...dxe2!
- threat
- 1.Bf5?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...Sxf5
- 2.Be5#
- 2.Re4#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...d5
- 2.Qxe3#
- 1...Sge6!
- threat
- 1.Bc6?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- 1...bxc6+!
- threat
- 1.Bg6?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- 1...Sfe6!
- threat
- 1.Bxb7?
- threat
- 2.Re4#
- 2.Qxe3#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- 1...Rxb7+!
- threat
- 1.Rf7+?
- 1...Sf5
- 2.Rxf5#
- 1...Ke5!
- 1...Sf5
- 1.Sf5?
- Keys
- 1.Bh7!
- threat
- 2.Re4#
- 2.Qxe3#
- 1...dxe2
- 2.Qd6#
- 1...exd2
- 2.Re4#
- 2.e3#
- 1...fxe2
- 2.Sxd3#
- 1...gxh4
- 2.Qxe3#
- 1...Sfe6
- 2.Sg6#
- 1...Rb4
- 2.Qxe3#
- 2.Qxb4#
- 1...Sf5
- 2.Be5#
- 2.Re4#
- 1...Sge6
- 2.Rf7#
- 1...d5
- 2.Qxe3#
- threat
- 1.Bh7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- S(l);OGATE::B(L)
- S(l);N_GUARD::R(J)
- S(m);N_GUARD::S(I)
- S(m);N_GUARD::S(I),XS(m)
- P(d);OGATE,XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- Q(b);XP(E)::QAB1(B),XP(e)
- R(g);XP(F)::QAB1(B),XP(e)
- R(g);XP(H)::QAB1(B),XP(e)
- S(l);OGATE,XS(I)::B(L)
- Q(b);::QAB1(B),XP(e)
- R(g);::QAB1(B),XP(e)
- Refutation
- S(m);
- Try
- B(G);XP(d)
- Threat
- DUALS(2)
- Vars
- R(c);XB(G)::R1(J)
- B(a);XB(G)::QAB1(B),XP(e)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),XP(e)
- Refutation
- P(f);XP(C)
- Try
- B(G);XP(f)
- Threat
- DUALS(2)
- Vars
- R(g);XB(G)::R1(J)
- P(d);OGATE,XP(C)::QAB(B)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),XP(e)
- Refutation
- Q(b);XB(G)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- Refutation
- P(d);XP(C)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- P(d);OGATE,XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- P(k);::QAB1(B),XP(e)
- Refutation
- S(l);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- P(d);OGATE,XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),XP(e)
- Refutation
- P(j);CHECK,XB(G)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- P(d);OGATE,XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),XP(e)
- Refutation
- S(m);
- Try
- B(G);P_SPINB(G),XP(j)
- Threat
- DUALS(2)
- Vars
- P(d);XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),XP(e)
- Refutation
- R(c);CHECK,XB(G)
- Try
- R(J);CHECK
- Vars
- S(l);N_GUARD,P_SPINS(l)::R1(J),XS(l)
- Refutation
- K(h);N_SPINP(e),P_SPINS(l),S_FLIGHT
- Try
- Actual
- B(G);
- Threat
- DUALS(2)
- Vars
- P(d);OGATE,XP(C)::QAB(B)
- P(f);XP(C)::R(A)+S(D),DCHECK,XP(d)
- P(i);XS(I)::QAB1(B),XP(e)
- S(m);N_GUARD::S(I)
- S(l);N_GUARD::R(J)
- P(k);::QAB1(B),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).