MESON Chess Problem Database
Problem Display
PID: 147621 (8/8/5Q2/kp1n4/2R3R1/1P2B3/8/K7 w - - 0 1)
von Wardener, Friedrich Freiherr
Source?, 1903
#2
6 + 3
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.Qb6#
- 1...Sb4
- 2.Qb6#
- 1...Sf4
- 2.Qb6#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Qb6#
- 1...Se7
- 2.Qb6#
- 1...b4
- 2.Rc5#
- 1...Sc3
- Tries
- 1.Bd2+?
- 1...Sb4
- 2.Bxb4#
- 1...b4
- 2.Rc5#
- 1...Sc3!
- 1...Sb4
- 1.Rc2?
- threat
- 2.Ra2#
- 1...Sb6
- 2.Qxb6#
- 1...b4
- 2.Rc5#
- 1...Sc3
- 2.Qb6#
- 1...Sb4
- 2.Qb6#
- 1...Sf4!
- threat
- 1.Rc7?
- threat
- 2.Ra7#
- 1...Sxc7
- 2.Qb6#
- 1...b4
- 2.Rc5#
- 1...Sb4
- 2.Qb6#
- 1...Sf4!
- threat
- 1.Rc8?
- threat
- 2.Ra8#
- 1...Sb6
- 2.Qxb6#
- 1...b4
- 2.Rc5#
- 1...Sb4
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...Sf4!
- threat
- 1.Rg2?
- threat
- 2.Ra2#
- 1...Sb6
- 2.Qxb6#
- 1...b4
- 2.Rc5#
- 1...Sc3
- 2.Qb6#
- 1...Sb4
- 2.Qb6#
- 1...bxc4!
- threat
- 1.Rg7?
- threat
- 2.Ra7#
- 1...b4
- 2.Rc5#
- 1...Sb4
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...Se7
- 2.Qb6#
- 1...bxc4!
- threat
- 1.Rg8?
- threat
- 2.Ra8#
- 1...Sb6
- 2.Qxb6#
- 1...b4
- 2.Rc5#
- 1...Sb4
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...bxc4!
- threat
- 1.Qd8+?
- 1...Ka6
- 2.Qa8#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7!
- 1...Ka6
- 1.Qc6?
- threat
- 2.Qa8#
- 1...bxc4
- 2.Qa4#
- 1...Sb6
- 2.Qxb6#
- 1...Sb4
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...b4
- 2.Rc5#
- 2.Qa4#
- 1...Sxe3!
- threat
- 1.Bd2+?
- Keys
- 1.Rg5!
- 1...Sxe3
- 2.Ra4#
- 1...Sxf6
- 2.Ra4#
- 1...bxc4
- 2.Qb6#
- 1...Sb6
- 2.Qxb6#
- 1...b4
- 2.Rc5#
- 2.Rxd5#
- 2.Qb6#
- 1...Sc3
- 2.Qb6#
- 1...Sb4
- 2.Qb6#
- 1...Sf4
- 2.Bd2#
- 2.Ra4#
- 2.Qb6#
- 1...Sc7
- 2.Bd2#
- 2.Ra4#
- 2.Qb6#
- 1...Se7
- 2.Bd2#
- 2.Ra4#
- 2.Qb6#
- 1...Sxe3
- 1.Rg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 4
- Sets
- S(c);N_GUARD::QAB1(F)
- S(c);N_GUARD::QAB1(F),XS(c)
- P(b);OGATEB::R(D)
- Tries
- Try
- B(C);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::B(C),XS(c)
- P(b);P_SPINP(b),S_CUTS(c),S_CUTS(c)::R(D)
- Refutation
- S(c);P_SPINS(c)
- Try
- R(D);
- Threat
- R(D)
- Vars
- S(c);N_GUARD::QAB1(F),XS(c)
- P(b);OGATEB::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- S(c);
- Try
- R(D);
- Threat
- R(D)
- Vars
- S(c);N_GUARD,XR(D)::QAB1(F)
- P(b);OGATEB::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- S(c);
- Try
- R(D);
- Threat
- R(D)
- Vars
- S(c);N_GUARD::QAB1(F),XS(c)
- P(b);OGATEB::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- S(c);
- Try
- R(E);
- Threat
- R(E)
- Vars
- S(c);N_GUARD::QAB1(F),XS(c)
- P(b);OGATEB,SBLOCK::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- P(b);XR(D)
- Try
- R(E);
- Threat
- R(E)
- Vars
- P(b);OGATEB,SBLOCK::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- P(b);XR(D)
- Try
- R(E);
- Threat
- R(E)
- Vars
- S(c);N_GUARD::QAB1(F),XS(c)
- P(b);OGATEB,SBLOCK::R(D)
- S(c);N_GUARD::QAB1(F)
- Refutation
- P(b);XR(D)
- Try
- Q(F);CHECK
- Vars
- K(a);P-FLIGHT::QAR2(F)
- S(c);N_GUARD,P_SPINS(c)::QAB1(F),XS(c)
- Refutation
- S(c);P_SPINS(c)
- Try
- Q(F);
- Threat
- QAR(F)
- Vars
- P(b);OGATE,XR(D)::QAR1(F)
- S(c);N_GUARD::QAB1(F),XS(c)
- S(c);N_GUARD::QAB1(F)
- Refutation
- S(c);XB(C)
- Try
- Actual
- R(E);
- Vars
- S(c);P_SPINP(b),XB(C)::R1(D)
- S(c);P_SPINP(b),XQ(F)::R1(D)
- P(b);P_SPINS(c),XR(D)::QAB1(F)
- S(c);N_GUARD,P_SPINP(b)::QAB1(F),XS(c)
- S(c);N_GUARD,P_SPINP(b)::QAB1(F)
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).