MESON Chess Problem Database
Problem Display
PID: 62855 (1b3r2/P5P1/4Q1Kp/3b4/1qpP1k1r/2P1p2R/1pB2N2/1Rnn2N1 w - - 0 1)
Anonymous
Wiener Novellistische Blatter, 1880
#2
11 + 12
| 5689 | The Chess Monthly (Hoffer) | 1880 |
SOLUTION
- SOUND
- Sets
- 1...Qxc3
- 2.gxf8Q#
- 2.gxf8R#
- 1...Qa5
- 2.gxf8Q#
- 2.gxf8R#
- 1...Qb3
- 2.gxf8Q#
- 2.gxf8R#
- 1...Qa4
- 2.gxf8Q#
- 2.gxf8R#
- 1...Qb5
- 2.gxf8Q#
- 2.gxf8R#
- 1...Qb6
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rxh3
- 2.Qg4#
- 1...Rg4+
- 2.Qxg4#
- 1...Rh5
- 2.Qg4#
- 1...Rf5
- 2.Qxf5#
- 1...Rf6+
- 2.Qxf6#
- 1...Rc8
- 2.Qf5#
- 2.Qf6#
- 1...Rd8
- 2.Qf5#
- 2.Qf6#
- 1...Re8
- 2.Qf5#
- 2.Qf6#
- 1...Rg8
- 2.Qf5#
- 2.Qf6#
- 1...Rh8
- 2.Qf5#
- 2.Qf6#
- 1...Bf3
- 2.Rxf3#
- 1...Be4+
- 2.Qxe4#
- 1...Bxe6
- 2.Rf3#
- 1...Be5
- 2.Qxe5#
- 1...Bxa7
- 2.Qe5#
- 1...Sa2
- 2.Se2#
- 1...Se2
- 2.Sxe2#
- 1...Sb3
- 2.Se2#
- 1...Sd3
- 2.Se2#
- 1...Sxc3
- 2.Qxe3#
- 1...Qxc3
- Tries
- 1.Sd3+?
- 1...Sxd3
- 2.Se2#
- 1...cxd3!
- 1...Sxd3
- 1.Rxc1?
- threat
- 2.Se2#
- 1...Rg4+
- 2.Qxg4#
- 1...Rf6+
- 2.Qxf6#
- 1...Be4+
- 2.Qxe4#
- 1...Rxh3
- 2.Qg4#
- 1...Sxc3
- 2.Qxe3#
- 1...Bf3
- 2.Rxf3#
- 1...e2
- 2.Sxe2#
- 1...bxc1S!
- threat
- 1.cxb4?
- threat
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rg4+
- 2.Qxg4#
- 1...Rf6+
- 2.Qxf6#
- 1...Be4+
- 2.Qxe4#
- 1...Rxh3
- 2.Qg4#
- 1...Bxe6
- 2.Rf3#
- 1...Bxa7
- 2.Qe5#
- 2.Qd6#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Sxf2
- 2.gxf8Q#
- 2.gxf8R#
- 1...exf2
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rh5
- 2.Qg4#
- 1...Rf5
- 2.Qxf5#
- 1...Rc8
- 2.Qf5#
- 2.Qf6#
- 1...Rd8
- 2.Qf5#
- 2.Qf6#
- 1...Re8
- 2.Qf5#
- 2.Qf6#
- 1...Rg8
- 2.Qf5#
- 2.Qf6#
- 1...Rh8
- 2.Qf5#
- 2.Qf6#
- 1...Bh1
- 2.gxf8Q#
- 2.gxf8R#
- 1...Bg2
- 2.gxf8Q#
- 2.gxf8R#
- 1...Bf3
- 2.Rxf3#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Bc6
- 2.gxf8Q#
- 2.gxf8R#
- 1...Bb7
- 2.gxf8Q#
- 2.gxf8R#
- 1...Ba8
- 2.gxf8Q#
- 2.gxf8R#
- 1...Be5
- 2.Qxe5#
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.gxf8Q#
- 2.gxf8R#
- 1...Sa2
- 2.Se2#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Se2
- 2.Sxe2#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Sb3
- 2.Se2#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Sd3
- 2.Se2#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Sc3
- 2.Qxe3#
- 2.gxf8Q#
- 2.gxf8R#
- 1...e2
- 2.gxf8Q#
- 2.gxf8R#
- 1...c3
- 2.gxf8Q#
- 2.gxf8R#
- 1...h5
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rf7!
- threat
- 1.axb8Q+?
- 1...Qd6
- 2.Qbxd6#
- 2.Qexd6#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rxb8
- 2.Qf5#
- 2.Qe5#
- 2.Qf6#
- 1...Qxb8!
- 1...Qd6
- 1.axb8B+?
- 1...Qd6
- 2.Bxd6#
- 2.Qxd6#
- 2.gxf8Q#
- 2.gxf8R#
- 1...Rxb8
- 2.Qf5#
- 2.Qe5#
- 2.Qf6#
- 1...Qxb8!
- 1...Qd6
- 1.Sd3+?
- Keys
- 1.Be4!
- threat
- 2.Rf3#
- 1...Rg4+
- 2.Qxg4#
- 1...Rf6+
- 2.Qxf6#
- 1...Bxe4+
- 2.Qxe4#
- 1...Rxh3
- 2.Qg4#
- threat
- 1.Be4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 11
- Sets
- Q(e);N_GUARD,XP(E)::PXR(l)=Q
- Q(e);N_GUARD::PXR(l)=Q
- Q(e);N_GUARD,P_PINQ(H)::PXR(l)=Q
- R(h);N_GUARD,XR(F)::QAR1(H)
- R(h);CHECK,N_GUARD::QAR1(H),XR(h)
- R(h);N_GUARD::QAR1(H)
- R(l);N_GUARD::QAR1(H),XR(l)
- R(l);CHECK,N_GUARD::QAR2(H),XR(l)
- B(i);N_GUARD::R1(F),XB(i)
- B(i);CHECK,N_GUARD::QAR1(H),XB(i)
- B(i);N_GUARD,XQ(H)::R1(F)
- B(k);N_GUARD::QAB1(H),XB(k)
- B(k);N_GUARD,XP(J)::QAB1(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD,XP(E)::QAB1(H),XP(d)
- Tries
- Try
- S(D);CHECK
- Vars
- S(a);XS(D)::S(B)
- Refutation
- P(f);XS(D)
- Try
- R(A);XS(a)
- Threat
- S(B)
- Vars
- R(h);CHECK,N_GUARD::QAR1(H),XR(h)
- R(l);CHECK,N_GUARD::QAR2(H),XR(l)
- B(i);CHECK,N_GUARD::QAR1(H),XB(i)
- R(h);N_GUARD,XR(F)::QAR1(H)
- S(b);N_GUARD,XP(E)::QAB1(H),XP(d)
- B(i);N_GUARD::R1(F),XB(i)
- P(d);::S(B),XP(d)
- Refutation
- P(c);XR(A)
- Try
- P(E);XQ(e)
- Threat
- PXR(l)=Q
- Vars
- R(h);CHECK,N_GUARD::QAR1(H),XR(h)
- R(l);CHECK,N_GUARD::QAR2(H),XR(l)
- B(i);CHECK,N_GUARD::QAR1(H),XB(i)
- R(h);N_GUARD,XR(F)::QAR1(H)
- B(i);N_GUARD,XQ(H)::R1(F)
- S(b);XS(D)::PXR(l)=Q
- P(d);XS(D)::PXR(l)=Q
- R(h);N_GUARD::QAR1(H)
- R(l);N_GUARD::QAR1(H),XR(l)
- B(i);::PXR(l)=Q
- B(k);N_GUARD::QAB1(H),XB(k)
- B(k);N_GUARD::QAB(H),XB(k)
- B(k);::PXR(l)=Q
- P(d);::PXR(l)=Q
- P(f);::PXR(l)=Q
- P(j);::PXR(l)=Q
- Refutation
- R(l);
- Try
- P(J);CHECK,XB(k)
- Refutation
- Q(e);XQ(J)
- Try
- P(J);CHECK,XB(k)
- Refutation
- Q(e);XB(J)
- Try
- Actual
- B(C);
- Threat
- R1(F)
- Vars
- R(h);CHECK,N_GUARD::QAR1(H),XR(h)
- R(l);CHECK,N_GUARD::QAR2(H),XR(l)
- B(i);CHECK,OGATE,XB(C)::QAR1(H),XB(i)
- R(h);N_GUARD,XR(F)::QAR1(H)
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).