MESON Chess Problem Database
Problem Display
PID: 224675 (3B4/4R2B/3p2r1/K1pNb2Q/3kPp2/1P3np1/2PN2R1/6b1 w - - 0 1)
Ernst, Heinrich
The Sunny South, 1887
#2
11 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rg4
- 2.Sxf3#
- 1...Rg5
- 2.Sxf3#
- 1...Re6
- 2.Sxf3#
- 1...Rf6
- 2.Sxf3#
- 1...Rh6
- 2.Sxf3#
- 1...Rg7
- 2.Sxf3#
- 1...Rg8
- 2.Sxf3#
- 1...Bf6
- 2.Sxf3#
- 1...Bg7
- 2.Sxf3#
- 1...Bh8
- 2.Sxf3#
- 1...c4
- 2.Bb6#
- 1...Rg4
- Tries
- 1.Qxf3?
- threat
- 2.Qc3#
- 2.Qd3#
- 2.c3#
- 1...c4
- 2.Bb6#
- 1...Be3!
- threat
- 1.Qxf3?
- Keys
- 1.Qh1!
- 1...Sxd2
- 2.Rxd2#
- 1...c4
- 2.Bb6#
- 1...Bf2
- 2.Qa1#
- 1...Rg4
- 2.Sxf3#
- 1...Rg5
- 2.Sxf3#
- 1...Re6
- 2.Sxf3#
- 1...Rf6
- 2.Sxf3#
- 1...Rh6
- 2.Sxf3#
- 1...Rg7
- 2.Sxf3#
- 1...Rg8
- 2.Sxf3#
- 1...Bh2
- 2.Qa1#
- 1...Be3
- 2.Qa1#
- 1...Bf6
- 2.Sxf3#
- 1...Bg7
- 2.Sxf3#
- 1...Bh8
- 2.Sxf3#
- 1...Se1
- 2.Qxg1#
- 1...Sh2
- 2.Qxg1#
- 1...Sh4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...Sxd2
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- R(i);::S(B),XS(b)
- B(g);::S(B),XS(b)
- P(f);OGATEB::B(K)
- Tries
- Try
- Q(H);XS(b)
- Threat
- DUALS(3)
- Vars
- P(f);OGATEB::B(K)
- Refutation
- B(a);
- Try
- Actual
- Q(H);
- Vars
- S(b);OGATE,XS(B)::R(C),XS(b)
- P(f);OGATEB::B(K)
- B(a);OGATE::QAB(H)
- R(i);::S(B),XS(b)
- B(g);::S(B),XS(b)
- S(b);N_GUARD::QAB(H),XB(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).