MESON Chess Problem Database
Problem Display
PID: 165845 (K7/1pP2N1n/3p2pP/n2P1kP1/p2Brb2/3B1R1p/2qp1Nb1/Q5R1 w - - 0 1)
Papack, Daniel
Die Schwalbe, 2017
#2
12 + 13
SOLUTION
- SOUND
- Sets
- 1...Qb1
- 2.c8Q#
- 2.c8B#
- 1...Qd1
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qb3
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qc1
- 2.Bxe4#
- 1...Qa2
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qb2
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qc3
- 2.Bxe4#
- 1...Qc4
- 2.Bxe4#
- 1...Qc5
- 2.Bxe4#
- 1...Qc6
- 2.Bxe4#
- 1...Qxc7
- 2.Bxe4#
- 1...Bf1
- 2.Sxd6#
- 1...Bh1
- 2.Sxd6#
- 1...Sc4
- 2.c8Q#
- 2.c8B#
- 1...Sc6
- 2.c8Q#
- 2.c8B#
- 1...Sxg5
- 2.Sxd6#
- 1...Qb1
- Tries
- 1.Bxc2?
- threat
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Bxf3
- 2.c8Q#
- 2.c8B#
- 1...Sxg5
- 2.Sxd6#
- 1...d1Q
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...d1S
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...d1B
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...d1R
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Bf1
- 2.Sxd6#
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Bh1
- 2.Sxd6#
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Sb3
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Sc4
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Sc6
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Sf8
- 2.Bxe4#
- 1...h2
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...a3
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...b5
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...b6
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Sf6!
- threat
- 1.Bc5?
- threat
- 2.c8Q#
- 2.c8B#
- 1...Qxc5
- 2.Bxe4#
- 1...Bxf3
- 2.c8Q#
- 2.c8B#
- 1...Sxg5
- 2.Sxd6#
- 1...dxc5
- 2.Qe5#
- 2.c8Q#
- 2.c8B#
- 1...d1Q
- 2.c8Q#
- 2.c8B#
- 1...d1S
- 2.c8Q#
- 2.c8B#
- 1...d1B
- 2.c8Q#
- 2.c8B#
- 1...d1R
- 2.c8Q#
- 2.c8B#
- 1...Sf6
- 2.Qxf6#
- 1...Qb1
- 2.c8Q#
- 2.c8B#
- 1...Qd1
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qb3
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qc1
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qa2
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qb2
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qc3
- 2.Bxe4#
- 2.c8Q#
- 2.c8B#
- 1...Qc4
- 2.c8Q#
- 2.c8B#
- 1...Bf1
- 2.Sxd6#
- 2.c8Q#
- 2.c8B#
- 1...Bh1
- 2.Sxd6#
- 2.c8Q#
- 2.c8B#
- 1...Sb3
- 2.c8Q#
- 2.c8B#
- 1...Sc4
- 2.c8Q#
- 2.c8B#
- 1...Sc6
- 2.c8Q#
- 2.c8B#
- 1...Sf8
- 2.Qf6#
- 1...h2
- 2.c8Q#
- 2.c8B#
- 1...a3
- 2.c8Q#
- 2.c8B#
- 1...b5
- 2.c8Q#
- 2.c8B#
- 1...b6
- 2.c8Q#
- 2.c8B#
- 1...Qxd3!
- threat
- 1.Bf6?
- threat
- 2.Sxd6#
- 1...Qxc7
- 2.Bxe4#
- 1...Sxf6
- 2.Qxf6#
- 1...Qc5
- 2.Bxe4#
- 1...Qc6
- 2.Bxe4#
- 1...Sc4
- 2.c8Q#
- 2.c8B#
- 1...Bxf3!
- threat
- 1.Rxg2?
- threat
- 2.Sxd6#
- 1...Qxc7
- 2.Bxe4#
- 1...Qc5
- 2.Bxe4#
- 1...Qc6
- 2.Bxe4#
- 1...Sc4
- 2.c8Q#
- 2.c8B#
- 1...hxg2!
- threat
- 1.c8S?
- threat
- 2.Scxd6#
- 2.Se7#
- 1...Qxd3
- 2.Scxd6#
- 1...Bxf3
- 2.Se7#
- 1...Qc5
- 2.Se7#
- 2.Bxe4#
- 1...Qc6
- 2.Se7#
- 2.Bxe4#
- 1...Qc7
- 2.Bxe4#
- 1...Sc4
- 2.Se7#
- 1...Sc6
- 2.Scxd6#
- 1...Qxc8+!
- threat
- 1.Bxc2?
- Keys
- 1.Be5!
- threat
- 2.Rxf4#
- 1...Qxd3
- 2.c8Q#
- 2.c8B#
- 1...Bxf3
- 2.Sxd6#
- 1...dxe5
- 2.Qxe5#
- threat
- 1.Be5!
This is after
After R. Paslack.
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- Q(a);N_GUARD::P=Q
- Q(a);N_GUARD::B(D),XR(f)
- Q(a);N_GUARD,XP(J)::B(D),XR(f)
- B(c);::S(K),XP(j)
- S(h);S_CUTQ(a)::P=Q
- S(m);SBLOCK,XP(H)::S(K),XP(j)
- Tries
- Try
- B(D);XQ(a)
- Threat
- DUALS(3)
- Vars
- B(c);N_SPINB(g),XR(E)::P=Q
- S(m);SBLOCK,XP(H)::S(K),XP(j)
- S(m);::B(D),XR(f)
- Refutation
- S(m);
- Try
- B(F);
- Threat
- P=Q
- Vars
- Q(a);N_GUARD,XB(F)::B(D),XR(f)
- B(c);N_SPINB(g),XR(E)::P=Q
- S(m);SBLOCK,XP(H)::S(K),XP(j)
- P(b);::P=Q
- S(m);N_GUARD::QAR1(A),XS(m)
- Q(a);::P=Q
- S(h);::P=Q
- S(m);N_GUARD::QAR1(A)
- P(d);::P=Q
- P(e);::P=Q
- P(l);::P=Q
- Refutation
- Q(a);N_SPINR(f),XB(D)
- Try
- B(F);
- Threat
- S(K),XP(j)
- Vars
- Q(a);N_GUARD,XP(J)::B(D),XR(f)
- S(m);OGATE,XB(F)::QAR1(A),XS(m)
- Q(a);N_GUARD::B(D),XR(f)
- S(h);S_CUTQ(a)::P=Q
- Refutation
- B(c);N_SPINB(g),XR(E)
- Try
- R(B);XB(c)
- Threat
- S(K),XP(j)
- Vars
- Q(a);N_GUARD,XP(J)::B(D),XR(f)
- Q(a);N_GUARD::B(D),XR(f)
- S(h);S_CUTQ(a)::P=Q
- Refutation
- P(d);XR(B)
- Try
- P(J);
- Threat
- DUALS(2)
- Vars
- Q(a);N_SPINR(f),XB(D)::S(J),XP(j)
- B(c);N_SPINB(g),XR(E)::S(J)
- Q(a);N_GUARD::B(D),XR(f)
- S(h);::S(J)
- S(h);::S(J),XP(j)
- Refutation
- Q(a);CHECK,XS(J)
- Try
- Actual
- B(F);
- Threat
- R1(E),XB(g)
- Vars
- Q(a);N_GUARD,N_SPINR(f),XB(D)::P=Q
- B(c);N_SPINB(g),XR(E)::S(K),XP(j)
- P(j);OGATE,XB(F)::QAR1(A),XP(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).