MESON Chess Problem Database
Problem Display
PID: 85736 (5R2/3K4/8/3p4/2NkN3/8/1P2Q3/8 w - - 0 1)
Speckmann, Werner
Dagbladet, 1979
#2
6 + 2
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Kc6?
- 1...dxe4
- 2.Rd8#
- 1...dxc4!
- 1...dxe4
- 1.Ke6?
- 1...dxc4
- 2.Rd8#
- 1...dxe4!
- 1...dxc4
- 1.Scd2?
- threat
- 2.Sf3#
- 1...Ke5
- 2.Sf3#
- 1...dxe4!
- threat
- 1.Sa5?
- threat
- 2.Sc6#
- 1...Ke5
- 2.Sc6#
- 1...dxe4!
- threat
- 1.Rc8?
- threat
- 2.Qe3#
- 1...dxe4
- 2.Qd1#
- 2.Qd2#
- 1...dxc4!
- threat
- 1.Re8?
- 1...dxc4
- 2.Qd2#
- 1...dxe4!
- 1...dxc4
- 1.Qd2+?
- 1...Kxe4
- 2.Rf4#
- 2.Qe3#
- 1...Kxc4!
- 1...Kxe4
- 1.Kc6?
- Keys
- 1.Rd8!
- 1...dxc4
- 2.Ke6#
- 1...dxe4
- 2.Kc6#
- 1...dxc4
- 1.Rd8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- P(b);OGATEB,XS(D)::R(F)
- Refutation
- P(b);XS(C)
- Try
- K(E);S_FLIGHT
- Vars
- P(b);OGATEB,XS(C)::R(F)
- Refutation
- P(b);XS(D)
- Try
- S(C);
- Threat
- S(C)
- Vars
- K(a);S_FLIGHT::S(C)
- Refutation
- P(b);XS(D)
- Try
- S(C);
- Threat
- S(C)
- Vars
- K(a);S_FLIGHT::S(C)
- Refutation
- P(b);XS(D)
- Try
- R(F);
- Threat
- QAB1(B)
- Refutation
- P(b);XS(C)
- Try
- R(F);
- Vars
- P(b);SBLOCK,XS(C)::QAR2(B)
- Refutation
- P(b);XS(D)
- Try
- Q(B);CHECK
- Refutation
- K(a);P-FLIGHT,XS(C)
- Try
- Actual
- R(F);
- Vars
- P(b);XS(C)::R(F)+K(E)
- P(b);XS(D)::R(F)+K(E)
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).