MESON Chess Problem Database
Problem Display
PID: 194997 (Q2R4/4N3/n1Nnk1K1/2b2p2/5P2/BP2P3/8/8 w - - 0 1)
Quilitz, Walter
Neue Welt, 1918
#2
9 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Bxe3
- 2.Rxd6#
- 1...Bd4
- 2.Rxd6#
- 1...Bb6
- 2.Rxd6#
- 1...Ba7
- 2.Rxd6#
- 1...Sc4
- 2.Qc8#
- 1...Se4
- 2.Qc8#
- 1...Sb5
- 2.Qc8#
- 1...Sb7
- 2.Qc8#
- 1...Sf7
- 2.Qc8#
- 1...Sc8
- 2.Qxc8#
- 1...Se8
- 2.Qc8#
- 1...Bxe3
- Tries
- 1.Bxc5?
- threat
- 2.Rxd6#
- 1...Sc4
- 2.Sd4#
- 2.Qc8#
- 1...Se4
- 2.Sd4#
- 2.Qc8#
- 1...Sb5
- 2.Qc8#
- 1...Sb7
- 2.Sd4#
- 2.Qc8#
- 1...Sf7
- 2.Sd4#
- 2.Qc8#
- 1...Sc8
- 2.Sd4#
- 2.Qxc8#
- 1...Se8
- 2.Sd4#
- 2.Qc8#
- 1...Sxc5!
- threat
- 1.Rxd6+?
- 1...Bxd6
- 2.Qc8#
- 1...Kxd6!
- 1...Bxd6
- 1.Bxc5?
- Keys
- 1.Sd5!
- 1...Kxd5
- 2.Sd4#
- 1...Bxa3
- 2.Sd4#
- 1...Bxe3
- 2.Rxd6#
- 1...Bb4
- 2.Sd4#
- 1...Bd4
- 2.Sxd4#
- 2.Rxd6#
- 1...Bb6
- 2.Rxd6#
- 1...Ba7
- 2.Rxd6#
- 1...Sb4
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...Sb8
- 2.Sc7#
- 1...Sc4
- 2.Qc8#
- 1...Se4
- 2.Qc8#
- 1...Sb5
- 2.Qc8#
- 1...Sb7
- 2.Qc8#
- 1...Sf7
- 2.Qc8#
- 1...Sc8
- 2.Qxc8#
- 1...Se8
- 2.Qc8#
- 1...Kxd5
- 1.Sd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- B(a);N_GUARD,XP(C)::R1(I),XS(d)
- B(a);N_GUARD::R1(I),XS(d)
- S(d);N_GUARD::QAB(H)
- S(d);N_GUARD::QAB(H),XS(d)
- Tries
- Try
- B(A);XB(a)
- Threat
- R1(I),XS(d)
- Vars
- S(d);N_GUARD::QAB(H)
- Refutation
- S(c);XB(A)
- Try
- R(I);CHECK,XS(d)
- Vars
- B(a);XR(I)::QAB(H)
- Refutation
- K(e);P-FLIGHT,P_SPINB(a),XR(I)
- Try
- Actual
- S(G);
- Vars
- K(e);P_SPINS(d),S_FLIGHT,XS(G)::QAB(H)+S(E)
- B(a);N_GUARD,XB(A)::S(E)
- B(a);N_GUARD,XP(C)::R1(I),XS(d)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::R1(I),XS(d)
- S(c);N_GUARD::S(G)
- S(c);N_GUARD::S(G),XS(c)
- S(d);N_GUARD::QAB(H)
- S(d);N_GUARD::QAB(H),XS(d)
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).