MESON Chess Problem Database
Problem Display
PID: 235294 (5n2/3p2R1/2p3B1/2n3b1/2r3p1/2B1p1Q1/2K1k1p1/3N1b2 w - - 0 1)
Hoffmann, Fritz
Schach, 2005
#2
6 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxc3+
- 2.Sxc3#
- 1...Rf4
- 2.Qxe3#
- 1...Bf4
- 2.Qxg4#
- 1...Bh4
- 2.Qxe3#
- 1...Bf6
- 2.Qxe3#
- 1...Be7
- 2.Qxe3#
- 1...Bd8
- 2.Qxe3#
- 1...Sb3
- 2.Bd3#
- 1...Sd3
- 2.Bxd3#
- 1...Sa4
- 2.Bd3#
- 1...Se4
- 2.Qxg4#
- 1...Sa6
- 2.Bd3#
- 1...Sce6
- 2.Bd3#
- 1...Sb7
- 2.Bd3#
- 1...Rxc3+
- Tries
- 1.Be4?
- threat
- 2.Qe1#
- 2.Qxg4#
- 1...Rxc3+
- 2.Sxc3#
- 1...Sxe4
- 2.Qxg4#
- 1...g1Q
- 2.Qe1#
- 1...g1S
- 2.Qe1#
- 1...g1R
- 2.Qe1#
- 1...Bh4
- 2.Qxe3#
- 2.Qxg4#
- 1...Sd3
- 2.Bxd3#
- 2.Qxg4#
- 1...Rxe4!
- threat
- 1.Be4?
- Keys
- 1.Rf7!
- threat
- 2.Qe1#
- 1...Rxc3+
- 2.Sxc3#
- 1...Rf4
- 2.Qxe3#
- 1...Bf4
- 2.Qxg4#
- 1...Bh4
- 2.Qxe3#
- 1...Bf6
- 2.Qxe3#
- 1...Sd3
- 2.Bxd3#
- threat
- 1.Rf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- R(e);CHECK,XB(C)::S(A),XR(e)
- R(e);N_PINB(C),S_CUTB(h)::QAR1(D),XP(d)
- B(h);S_CUTR(e)::QAB(D),XP(f)
- B(h);N_GUARD::QAR1(D),XP(d)
- S(g);N_GUARD::B(E)
- S(g);N_GUARD::B(E),XS(g)
- S(g);S_CUTR(e)::QAB(D),XP(f)
- Tries
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,XB(C)::S(A),XR(e)
- S(g);XB(E)::QAB(D),XP(f)
- P(c);::QAR1(D)
- Refutation
- R(e);N_PINB(C),XB(E)
- Try
- Actual
- R(F);
- Threat
- QAR1(D)
- Vars
- R(e);CHECK,XB(C)::S(A),XR(e)
- R(e);N_PINB(C),S_CUTB(h)::QAR1(D),XP(d)
- B(h);S_CUTR(e)::QAB(D),XP(f)
- B(h);N_GUARD::QAR1(D),XP(d)
- S(g);N_GUARD::B(E),XS(g)
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).