MESON Chess Problem Database
Problem Display
PID: 214658 (3N4/2P5/1Np4K/R1b1kb2/3r4/1p1r1R2/1B1QP3/1B6 w - - 0 1)
Studd, Alnod Ernest
The Sunny South, 1879
#2
10 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Qe3#
- 2.Qf4#
- 1...Re3
- 2.Qxd4#
- 1...Rxf3
- 2.Qxd4#
- 1...Bh3
- 2.Qf4#
- 1...Be4
- 2.Qf4#
- 1...Bg4
- 2.Qf4#
- 1...Be6
- 2.Qf4#
- 1...Bg6
- 2.Qf4#
- 1...Bd7
- 2.Qf4#
- 1...Bh7
- 2.Qf4#
- 1...Bc8
- 2.Qf4#
- 1...Ke4
- Tries
- 1.Rxc5+?
- 1...Ke4
- 2.Rf4#
- 2.Qe3#
- 2.Qf4#
- 1...Kf6
- 2.Qg5#
- 1...Kd6!
- 1...Ke4
- 1.Rxc5+?
- Keys
- 1.c8S!
- 1...Ke4
- 2.Qe3#
- 2.Qf4#
- 1...Kf6
- 2.Sd7#
- 1...Rxd2
- 2.Rxf5#
- 1...Rxf3
- 2.Bxd4#
- 2.Qxd4#
- 1...Bxc8
- 2.Qf4#
- 1...Rc3
- 2.Rxf5#
- 1...Re3
- 2.Bxd4#
- 2.Rxf5#
- 2.Qxd4#
- 1...Bh3
- 2.Qf4#
- 1...Be4
- 2.Qf4#
- 1...Bg4
- 2.Qf4#
- 1...Be6
- 2.Qf4#
- 1...Bg6
- 2.Qf4#
- 1...Bd7
- 2.Qf4#
- 1...Bh7
- 2.Qf4#
- 1...Ke4
- 1.c8S!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- R(b);OGATE::QAB1(C),XR(c)
- R(b);OGATE,XR(E)::QAB1(C),XR(c)
- B(f);::QAB1(C)
- Tries
- Try
- R(F);CHECK,XB(d)
- Vars
- K(e);P_SPINB(f),S_FLIGHT::QAB1(C)
- Refutation
- K(e);N_SPINR(c),S_FLIGHT
- Try
- Actual
- P(I);
- Vars
- K(e);N_SPINB(d),P_SPINB(f),S_FLIGHT::S(G)
- R(b);XQ(C)::R1(E),XB(f)
- B(f);XS(I)::QAB1(C)
- R(b);N_SPINR(c)::R1(E),XB(f)
- B(f);::QAB1(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).