MESON Chess Problem Database
Problem Display
PID: 102019 (1BB5/8/Np3PK1/1P1kP1nR/R2pN2b/3r1P2/bp2Q3/1q2r3 w - - 0 1)
Dimitrov, Nikolai
Themes-64, 1961
#2
12 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Sb4#
- 1...Rd2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb3
- 2.Qc4#
- 1...Rc3
- 2.Sb4#
- 1...Re3
- 2.Sb4#
- 1...Rxf3
- 2.Sb4#
- 1...Bc4
- 2.Sb4#
- 1...Sxf3
- 2.Sc7#
- 1...Sh3
- 2.Sc7#
- 1...Sxe4
- 2.fxe4#
- 1...Se6
- 2.Bb7#
- 1...Sf7
- 2.Sc7#
- 1...Sh7
- 2.Sc7#
- 1...Rd1
- Tries
- 1.Rh8?
- threat
- 2.Rd8#
- 1...Sxe4
- 2.fxe4#
- 1...Se6
- 2.Bb7#
- 1...Sf7!
- threat
- 1.Rh8?
- Keys
- 1.f7!
- threat
- 2.Sf6#
- 1...Rxf3
- 2.Sb4#
- 1...Sxf3
- 2.Sc7#
- 1...Sxe4
- 2.fxe4#
- 1...Sxf7
- 2.Sc7#
- 1...Rdd1
- 2.Sb4#
- 1...Rd2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb3
- 2.Qc4#
- 1...Rc3
- 2.Sb4#
- 1...Re3
- 2.Sb4#
- 1...Sh3
- 2.Sc7#
- 1...Se6
- 2.Bb7#
- 1...Sh7
- 2.Sc7#
- threat
- 1.f7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- R(e);P_PINS(D)::S(H)
- R(e);OGATE,P_PINS(D)::QAB1(A)
- R(e);P_PINS(D),XP(B)::S(H)
- B(c);SBLOCK::S(H)
- S(i);XP(B)::S(H)
- S(i);::S(H)
- S(i);OGATE,XS(D)::P(B),XS(i)
- S(i);SBLOCK::B(L)
- Tries
- Try
- R(G);
- Threat
- R(G)
- Vars
- S(i);OGATE,XS(D)::P(B),XS(i)
- S(i);SBLOCK::B(L)
- Refutation
- S(i);
- Try
- Actual
- P(I);
- Threat
- S(D)
- Vars
- R(e);P_PINS(D),XP(B)::S(H)
- S(i);XP(B)::S(H)
- S(i);OGATE,XS(D)::P(B),XS(i)
- S(i);XP(I)::S(H)
- R(e);P_PINS(D)::S(H)
- R(e);OGATE,P_PINS(D)::QAB1(A)
- S(i);::S(H)
- S(i);SBLOCK::B(L)
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).