MESON Chess Problem Database
Problem Display
PID: 219177 (4n3/1qnN1K2/1p1B1QP1/3k2rp/3p3b/2RP4/b1B5/1N6 w - - 0 1)
Ernst, Erich
Badische Neueste Nachrichten, 1996
#2
9 + 10
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qa8
- 2.Sxb6#
- 1...Qc8
- 2.Sxb6#
- 1...Rg1
- 2.Qe5#
- 1...Rg2
- 2.Qe5#
- 1...Rg3
- 2.Qe5#
- 1...Rg4
- 2.Qe5#
- 1...Re5
- 2.Qxe5#
- 1...Rxg6
- 2.Qe5#
- 1...Bxb1
- 2.Bb3#
- 1...Bb3
- 2.Bxb3#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...b5
- 2.Rc5#
- 1...Qa8
- Tries
- 1.Bh2?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...Sxf6
- 2.Sxf6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Bg3!
- threat
- 1.Ba3?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Sxf6!
- threat
- 1.Bg3?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...Rxg3
- 2.Qe5#
- 1...Sxf6
- 2.Sxf6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Bxg3!
- threat
- 1.Bb4?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Sxf6!
- threat
- 1.Bxc7?
- threat
- 2.Qf3#
- 2.Qe6#
- 1...Sd6+
- 2.Qxd6#
- 1...Qxc7
- 2.Qe6#
- 1...Rxg6
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sxf6
- 2.Sxf6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 2.Qe6#
- 1...Qc6
- 2.Qf3#
- 2.Qxc6#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 2.Qe6#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Sg7
- 2.Qf3#
- 2.Qd6#
- 1...Sxc7!
- threat
- 1.Be7?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Sxf6!
- threat
- 1.Bf8?
- threat
- 2.Qf3#
- 1...Sd6+
- 2.Qxd6#
- 1...dxc3
- 2.Sxc3#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Sxf6!
- threat
- 1.Bh2?
- Keys
- 1.Bf4!
- 1...Sd6+
- 2.Qxd6#
- 1...Rxg6
- 2.Qe5#
- 2.Qf5#
- 1...Bxb1
- 2.Bb3#
- 1...Sxf6
- 2.Sxf6#
- 1...dxc3
- 2.Sxc3#
- 1...Qa6
- 2.Qc6#
- 1...Qc6
- 2.Qxc6#
- 1...Qa8
- 2.Sxb6#
- 1...Qc8
- 2.Sxb6#
- 2.Qc6#
- 1...Qa7
- 2.Qc6#
- 1...Qb8
- 2.Qc6#
- 1...Rg1
- 2.Qe5#
- 2.Qf5#
- 1...Rg2
- 2.Qe5#
- 2.Qf5#
- 1...Rg3
- 2.Qe5#
- 2.Qf5#
- 1...Rg4
- 2.Qe5#
- 2.Qf5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Bb3
- 2.Bxb3#
- 1...Bc4
- 2.dxc4#
- 1...Be1
- 2.Qxg5#
- 1...Bf2
- 2.Qxg5#
- 1...Bg3
- 2.Qxg5#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Sg7
- 2.Qd6#
- 1...b5
- 2.Rc5#
- 1...Sd6+
- 1.Bf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 6
- Sets
- Q(h);N_GUARD::S(H),XP(g)
- R(e);N_GUARD::QAR1(F)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,XP(G)::QAR1(F)
- B(a);N_GUARD,XS(A)::B(B)
- B(a);N_GUARD::B(B),XB(a)
- S(i);N_GUARD,P_PINS(H)::QAB1(F)
- S(i);N_GUARD,P_PINS(H)::QAB1(F),XS(i)
- P(g);N_GUARD::R1(C)
- Tries
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- S(j);XQ(F)::S(H),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- B(c);
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- S(j);XQ(F)
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- R(e);N_GUARD,XB(E)::QAR1(F)
- S(j);XQ(F)::S(H),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- B(c);XB(E)
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- S(j);XQ(F)
- Try
- B(E);XS(i)
- Threat
- DUALS(2)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- Q(h);P_PINS(H),XB(E)::QAB1(F)
- S(j);XQ(F)::S(H),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- S(j);XB(E)
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- S(j);XQ(F)
- Try
- B(E);
- Threat
- QAB(F)
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- P(b);XR(C)::S(A),XP(b)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- Refutation
- S(j);XQ(F)
- Try
- Actual
- B(E);
- Vars
- S(j);CHECK,N_GUARD::QAR1(F),XS(j)
- B(a);N_GUARD,XS(A)::B(B)
- S(j);XQ(F)::S(H),XS(j)
- P(b);XR(C)::S(A),XP(b)
- Q(h);N_GUARD::QAB1(F)
- Q(h);N_GUARD::QAB1(F),XQ(h)
- Q(h);N_GUARD::S(H),XP(g)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(e);N_GUARD,P_PINQ(F)::QAR2(F),XR(e)
- B(a);N_GUARD::B(B),XB(a)
- B(a);OGATE::P(D),XB(a)
- B(c);N_GUARD::QAR(F),XR(e)
- S(i);N_GUARD,P_PINS(H)::QAB1(F)
- S(i);N_GUARD,P_PINS(H)::QAB1(F),XS(i)
- S(j);N_GUARD::QAR1(F)
- P(g);N_GUARD::R1(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).