MESON Chess Problem Database
Problem Display
PID: 85803 (8/8/8/K7/8/kN1BR3/b5R1/8 w - - 0 1)
Speckmann, Werner
Themes-64, 1969
#2
5 + 2
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxb3
- 2.Bf1#
- 2.Bb5#
- 2.Ba6#
- 1...Kxb3
- Tries
- 1.Sa1?
- 1...Bb1
- 2.Bxb1#
- 1...Bc4
- 2.Bxc4#
- 1...Bd5
- 2.Bc4#
- 1...Be6
- 2.Bc4#
- 1...Bf7
- 2.Bc4#
- 1...Bg8
- 2.Bc4#
- 1...Bb3!
- 1...Bb1
- 1.Sc1?
- threat
- 2.Rxa2#
- 1...Bb1
- 2.Bxb1#
- 1...Bc4
- 2.Bxc4#
- 1...Bd5
- 2.Bc4#
- 1...Be6
- 2.Bc4#
- 1...Bf7
- 2.Bc4#
- 1...Bg8
- 2.Bc4#
- 1...Bb3!
- threat
- 1.Sc5?
- 1...Bb1
- 2.Bxb1#
- 1...Bc4
- 2.Bxc4#
- 1...Bd5
- 2.Bc4#
- 1...Be6
- 2.Bc4#
- 1...Bf7
- 2.Bc4#
- 1...Bg8
- 2.Bc4#
- 1...Bb3!
- 1...Bb1
- 1.Bb1?
- threat
- 2.Rxa2#
- 1...Bxb3
- 2.Ra2#
- 1...Bxb1!
- threat
- 1.Bc4?
- 1...Bxb3
- 2.Rxb3#
- 1...Bb1!
- 1...Bxb3
- 1.Sa1?
- Keys
- 1.Sd4!
- 1...Bb3
- 2.Sb5#
- 1...Bb1
- 2.Bxb1#
- 1...Bc4
- 2.Bxc4#
- 1...Bd5
- 2.Bc4#
- 1...Be6
- 2.Bc4#
- 1...Bf7
- 2.Bc4#
- 1...Bg8
- 2.Bc4#
- 1...Bb3
- 1.Sd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(B);
- Vars
- B(a);N_GUARD::R(D)+B(C),XB(a)
- B(a);N_GUARD::R(D)+B(C)
- Refutation
- B(a);
- Try
- S(B);
- Threat
- R1(A),XB(a)
- Vars
- B(a);N_GUARD::R(D)+B(C),XB(a)
- B(a);N_GUARD::R(D)+B(C)
- Refutation
- B(a);
- Try
- S(B);
- Vars
- B(a);N_GUARD::R(D)+B(C),XB(a)
- B(a);N_GUARD::R(D)+B(C)
- Refutation
- B(a);
- Try
- B(C);
- Threat
- R1(A),XB(a)
- Vars
- B(a);P_SPINB(a),XS(B)::R1(A)
- Refutation
- B(a);XB(C)
- Try
- B(C);
- Vars
- B(a);OGATE,P_SPINB(a),XS(B)::R1(D),XB(a)
- Refutation
- B(a);
- Try
- Actual
- S(B);
- Vars
- B(a);SBLOCK::S(B)
- B(a);N_GUARD::R(D)+B(C),XB(a)
- B(a);N_GUARD::R(D)+B(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).