MESON Chess Problem Database
Problem Display
PID: 157850 (2n5/3p4/N1Rb4/P2kN1P1/3p4/3B4/7Q/7K w - - 0 1)
Schlechter, Carl
Wiener Hausfrauen-Zeitung, 1894
#2
8 + 5
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Ba3
- 2.Sc7#
- 1...Bb4
- 2.Sxb4#
- 2.Sc7#
- 1...Bc5
- 2.Sc7#
- 1...Bxe5
- 2.Sb4#
- 2.Qg2#
- 1...Bc7
- 2.Sb4#
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...Bb8
- 2.Sb4#
- 1...Bf8
- 2.Sc7#
- 1...Ba3
- Tries
- 1.Sg4?
- 1...Kxc6
- 2.Qg2#
- 1...Bxh2
- 2.Sb4#
- 1...dxc6
- 2.Qa2#
- 1...Ba3
- 2.Qg2#
- 1...Bg3
- 2.Sb4#
- 2.Qg2#
- 1...Bb4
- 2.Sxb4#
- 2.Qg2#
- 1...Bf4
- 2.Sb4#
- 2.Qg2#
- 1...Bc5
- 2.Qg2#
- 1...Be5
- 2.Sb4#
- 2.Qg2#
- 1...Bc7
- 2.Sb4#
- 2.Qg2#
- 1...Be7
- 2.Qg2#
- 1...Bb8
- 2.Sb4#
- 2.Qg2#
- 1...Bf8
- 2.Qg2#
- 1...Sb6
- 2.Rxd6#
- 2.Qxd6#
- 1...Sa7
- 2.Rxd6#
- 2.Qxd6#
- 1...Se7
- 2.Rxd6#
- 2.Qxd6#
- 1...Ke6!
- 1...Kxc6
- 1.Sf7?
- 1...Kxc6
- 2.Qg2#
- 1...Bxh2
- 2.Sb4#
- 1...dxc6
- 2.Qa2#
- 1...Ba3
- 2.Qg2#
- 1...Bg3
- 2.Sb4#
- 2.Qg2#
- 1...Bb4
- 2.Sxb4#
- 2.Qg2#
- 1...Bf4
- 2.Sb4#
- 2.Qg2#
- 1...Bc5
- 2.Qg2#
- 1...Be5
- 2.Sb4#
- 2.Qg2#
- 1...Bc7
- 2.Sb4#
- 2.Qg2#
- 1...Be7
- 2.Qg2#
- 1...Bb8
- 2.Sb4#
- 2.Qg2#
- 1...Bf8
- 2.Qg2#
- 1...Sb6
- 2.Rxd6#
- 2.Qxd6#
- 1...Sa7
- 2.Rxd6#
- 2.Qxd6#
- 1...Se7
- 2.Rxd6#
- 2.Qxd6#
- 1...Ke6!
- 1...Kxc6
- 1.Qg2+?
- 1...Kxe5
- 2.Qe4#
- 1...Ke6!
- 1...Kxe5
- 1.Sg4?
- Keys
- 1.Sg6!
- 1...Kxc6
- 2.Qg2#
- 1...Ke6
- 2.Qa2#
- 1...Bxh2
- 2.Sb4#
- 1...dxc6
- 2.Qa2#
- 1...Ba3
- 2.Qg2#
- 1...Bg3
- 2.Sb4#
- 2.Qg2#
- 1...Bb4
- 2.Sxb4#
- 2.Qg2#
- 1...Bf4
- 2.Sb4#
- 2.Qg2#
- 1...Bc5
- 2.Qg2#
- 1...Be5
- 2.Sb4#
- 2.Qg2#
- 1...Bc7
- 2.Sb4#
- 2.Qg2#
- 1...Be7
- 2.Qg2#
- 1...Bb8
- 2.Sb4#
- 2.Qg2#
- 1...Bf8
- 2.Qg2#
- 1...Sb6
- 2.Rxd6#
- 2.Qxd6#
- 1...Sa7
- 2.Rxd6#
- 2.Qxd6#
- 1...Se7
- 2.Rxd6#
- 2.Qxd6#
- 1...Kxc6
- 1.Sg6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 4
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- B(c);N_GUARD::S(G)
- Tries
- Try
- S(E);
- Vars
- K(b);S_FLIGHT,XR(H)::QAB(B)
- B(c);N_GUARD,XQ(B)::S(G)
- P(d);SBLOCK,XR(H)::QAB(B)
- B(c);::QAB(B)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- S(E);
- Vars
- K(b);S_FLIGHT,XR(H)::QAB(B)
- B(c);N_GUARD,XQ(B)::S(G)
- P(d);SBLOCK,XR(H)::QAB(B)
- B(c);::QAB(B)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- K(b);P-FLIGHT,XS(E)::QAR1(B)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- Actual
- S(E);
- Vars
- K(b);S_FLIGHT,XR(H)::QAB(B)
- K(b);P_SPINB(c),S_FLIGHT::QAB(B)
- B(c);N_GUARD,XQ(B)::S(G)
- P(d);SBLOCK,XR(H)::QAB(B)
- B(c);::QAB(B)
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).