MESON Chess Problem Database
Problem Display
PID: 109241 (3b4/8/2Kn1n1R/4k3/3N4/4P3/2Q5/8 w - - 0 1)
Ringuette, Leon
The Torch, 1898
#2
5 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc4
- 2.Qf5#
- 1...Sb5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sb7
- 2.Qf5#
- 1...Sf7
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sde8
- 2.Qf5#
- 1...Se4
- 2.Re6#
- 1...Sg4
- 2.Sf3#
- 2.Re6#
- 1...Sd5
- 2.Sf3#
- 2.Re6#
- 1...Sh5
- 2.Sf3#
- 2.Re6#
- 1...Sd7
- 2.Sf3#
- 2.Re6#
- 1...Sh7
- 2.Sf3#
- 2.Re6#
- 1...Sfe8
- 2.Sf3#
- 2.Re6#
- 1...Sg8
- 2.Sf3#
- 2.Re6#
- 1...Sc4
- Tries
- 1.Rh5+?
- 1...Sf5
- 2.Rxf5#
- 2.Qxf5#
- 1...Sxh5!
- 1...Sf5
- 1.Qf2?
- threat
- 2.Qf4#
- 1...Sd5
- 2.Re6#
- 1...Sh5
- 2.Re6#
- 1...Ke4!
- threat
- 1.Qc5+?
- 1...Sd5
- 2.Re6#
- 2.Qxd5#
- 1...Ke4!
- 1...Sd5
- 1.Rh5+?
- Keys
- 1.Qh7!
- 1...Sxh7
- 2.Re6#
- 1...Sf5
- 2.Qxf5#
- 1...Ba5
- 2.Qe7#
- 1...Bb6
- 2.Qe7#
- 1...Bc7
- 2.Qe7#
- 1...Be7
- 2.Qxe7#
- 1...Sc4
- 2.Qf5#
- 1...Sde4
- 2.Qf5#
- 1...Sb5
- 2.Qf5#
- 1...Sb7
- 2.Qf5#
- 1...Sf7
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sde8
- 2.Qf5#
- 1...Sfe4
- 2.Sf3#
- 2.Re6#
- 1...Sg4
- 2.Sf3#
- 2.Re6#
- 1...Sd5
- 2.Sf3#
- 2.Re6#
- 1...Sh5
- 2.Sf3#
- 2.Re6#
- 1...Sd7
- 2.Sf3#
- 2.Re6#
- 1...Sfe8
- 2.Sf3#
- 2.Re6#
- 1...Sg8
- 2.Sf3#
- 2.Re6#
- 1...Sxh7
- 1.Qh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(c);OGATE::R1(E)
- Tries
- Try
- R(E);CHECK
- Refutation
- S(c);XR(E)
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(c);OGATE::R1(E)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(A);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(A);
- Vars
- S(c);OGATE,XQ(A)::R1(E)
- S(b);N_GUARD::QAR1(A),XS(b)
- B(d);N_GUARD::QAR2(A)
- B(d);N_GUARD::QAR2(A),XB(d)
- S(b);N_GUARD::QAR1(A)
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).