MESON Chess Problem Database
Problem Display
PID: 203290 (b2Q4/7p/8/1p6/2NNk2r/2p2RPp/2P5/5Kb1 w - - 0 1)
Leopold, Dr Rudolf L
HM., Sachsische Schachbund, 1924
#2
7 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.Rxf4#
- 1...Rh5
- 2.Rf4#
- 1...Rh6
- 2.Rf4#
- 1...Bh2
- 2.Re3#
- 1...Be3
- 2.Rxe3#
- 1...Bxd4
- 2.Qxa8#
- 1...Bd5
- 2.Qxh4#
- 1...Rf4
- Tries
- 1.Sd2+?
- 1...Ke5
- 2.Rf5#
- 1...cxd2!
- 1...Ke5
- 1.Rf6?
- threat
- 2.Re6#
- 1...Rf4+
- 2.Rxf4#
- 1...Bxd4
- 2.Qxa8#
- 1...Rh5
- 2.Rf4#
- 1...Rh6
- 2.Rf4#
- 1...Bd5!
- threat
- 1.Rf8?
- threat
- 2.Re8#
- 1...Rf4+
- 2.Rxf4#
- 1...Bxd4
- 2.Qxa8#
- 1...Bd5
- 2.Qxh4#
- 1...Rh5
- 2.Rf4#
- 1...Rh6
- 2.Rf4#
- 1...Bc6!
- threat
- 1.Sd2+?
- Keys
- 1.Rf7!
- threat
- 2.Re7#
- 1...Rf4+
- 2.Rxf4#
- 1...Bxd4
- 2.Qxa8#
- 1...Bd5
- 2.Qxh4#
- 1...Rh5
- 2.Rf4#
- 1...Rh6
- 2.Rf4#
- threat
- 1.Rf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- R(e);N_GUARD,P_PINR(C)::R1(C),XR(e)
- R(e);N_GUARD::R1(C)
- B(a);N_GUARD::R1(C)
- B(a);N_GUARD::R1(C),XB(a)
- B(a);SBLOCK,XS(F)::QAB(G),XB(h)
- B(h);SBLOCK::QAR(G),XR(e)
- Tries
- Try
- S(E);CHECK
- Vars
- K(d);P-FLIGHT::R1(C)
- Refutation
- P(b);XS(E)
- Try
- R(C);
- Threat
- R(C)
- Vars
- R(e);CHECK,N_GUARD::R1(C),XR(e)
- B(a);SBLOCK,XS(F)::QAB(G),XB(h)
- R(e);N_GUARD::R1(C)
- Refutation
- B(h);
- Try
- R(C);
- Threat
- R(C)
- Vars
- R(e);CHECK,N_GUARD::R1(C),XR(e)
- B(a);SBLOCK,XS(F)::QAB(G),XB(h)
- B(h);SBLOCK::QAR(G),XR(e)
- R(e);N_GUARD::R1(C)
- Refutation
- B(h);
- Try
- Actual
- R(C);
- Threat
- R(C)
- Vars
- R(e);CHECK,N_GUARD::R1(C),XR(e)
- B(a);SBLOCK,XS(F)::QAB(G),XB(h)
- B(h);SBLOCK::QAR(G),XR(e)
- R(e);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).