MESON Chess Problem Database
Problem Display
PID: 118813 (8/8/1R5B/2npp1N1/r2k4/2p1p3/2P1Q2K/8 w - - 0 1)
Taverner, Thomas
Montreal Gazette, 1892
#2
6 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Ra6
- 2.Rb4#
- 1...Ra7
- 2.Rb4#
- 1...Ra8
- 2.Rb4#
- 1...Se4
- 2.Se6#
- 1...e4
- 2.Bg7#
- 1...Ra1
- Tries
- 1.Se6+?
- 1...Ke4
- 2.Qg4#
- 1...Sxe6!
- 1...Ke4
- 1.Bf8?
- 1...Sd3
- 2.Qxd3#
- 1...e4
- 2.Bg7#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Ra6
- 2.Rb4#
- 1...Ra7
- 2.Rb4#
- 1...Ra8
- 2.Rb4#
- 1...Sb3
- 2.Qd3#
- 1...Se4
- 2.Sf3#
- 2.Se6#
- 2.Qd3#
- 1...Sa6
- 2.Qd3#
- 1...Se6
- 2.Qd3#
- 1...Sb7
- 2.Qd3#
- 1...Sd7
- 2.Qd3#
- 1...Rc4!
- 1...Sd3
- 1.Rb5?
- 1...Sd3
- 2.Qxd3#
- 1...e4
- 2.Bg7#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Ra6
- 2.Rb4#
- 1...Ra7
- 2.Rb4#
- 1...Ra8
- 2.Rb4#
- 1...Sb3
- 2.Qd3#
- 1...Se4
- 2.Sf3#
- 2.Se6#
- 2.Qd3#
- 1...Sa6
- 2.Qd3#
- 1...Se6
- 2.Qd3#
- 1...Sb7
- 2.Qd3#
- 1...Sd7
- 2.Qd3#
- 1...Rc4!
- 1...Sd3
- 1.Se6+?
- Keys
- 1.Se4!
- 1...Kxe4
- 2.Qg4#
- 1...Sxe4
- 2.Bxe3#
- 1...dxe4
- 2.Rd6#
- 1...Sd3
- 2.Qxd3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Rc4
- 2.Qxe3#
- 1...Ra5
- 2.Rb4#
- 1...Ra6
- 2.Rb4#
- 1...Ra7
- 2.Rb4#
- 1...Ra8
- 2.Rb4#
- 1...Sb3
- 2.Qd3#
- 1...Sa6
- 2.Qd3#
- 1...Se6
- 2.Qd3#
- 1...Sb7
- 2.Qd3#
- 1...Sd7
- 2.Qd3#
- 1...Kxe4
- 1.Se4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 9
- REMOVED MATES = 1
- Sets
- R(c);N_GUARD::R(E)
- R(c);N_GUARD::R(E),XR(c)
- S(e);N_GUARD,SBLOCK::S(D)
- P(g);OGATEB::B(F)
- Tries
- Try
- S(D);CHECK
- Vars
- K(d);P-FLIGHT,P_SPINP(b)::QAR2(B)
- Refutation
- S(e);XS(D)
- Try
- B(F);
- Vars
- S(e);N_GUARD::QAR1(B),XS(e)
- P(g);OGATEB::B(F)
- R(c);N_GUARD::R(E)
- R(c);N_GUARD::R(E),XR(c)
- S(e);N_GUARD::QAR1(B)
- Refutation
- R(c);
- Try
- R(E);
- Vars
- S(e);N_GUARD::QAR1(B),XS(e)
- P(g);OGATEB::B(F)
- R(c);N_GUARD::R(E)
- R(c);N_GUARD::R(E),XR(c)
- S(e);N_GUARD::QAR1(B)
- Refutation
- R(c);
- Try
- Actual
- S(D);
- Vars
- K(d);OGATEB,P-FLIGHT,P_SPINP(b),XS(D)::QAR2(B)
- S(e);SBLOCK,XS(D)::B(F),XP(b)
- P(f);OGATEB,SBLOCK,XS(D)::R(E)
- S(e);N_GUARD::QAR1(B),XS(e)
- R(c);N_GUARD::R(E)
- R(c);N_GUARD::R(E),XR(c)
- R(c);SBLOCK::QAB1(B),XP(b)
- S(e);N_GUARD::QAR1(B)
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).