MESON Chess Problem Database
Problem Display
PID: 267494 (4R2Q/8/5r2/7p/1N1kn1bR/1P1N4/1P2B3/4K3 w - - 0 1)
Ceriani, Luigi
L'Italia Scacchistica, 1928
#2
9 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ke3
- 2.Sc2#
- 1...Bxe2
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bh3
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bd7
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bc8
- 2.Rhxe4#
- 2.Rexe4#
- 1...Sd2
- 2.Qxf6#
- 1...Sf2
- 2.Qxf6#
- 1...Sc3
- 2.Qxf6#
- 1...Sg3
- 2.Qxf6#
- 1...Sc5
- 2.Qxf6#
- 1...Sg5
- 2.Qxf6#
- 1...Sd6
- 2.Qxf6#
- 1...Ke3
- Tries
- 1.Rxg4?
- threat
- 2.Rgxe4#
- 2.Rexe4#
- 1...Ke3
- 2.Sc2#
- 2.Rgxe4#
- 2.Rexe4#
- 1...hxg4!
- threat
- 1.Qxf6+?
- 1...Ke3
- 2.Sc2#
- 2.Sd5#
- 2.Qf2#
- 2.Qb6#
- 1...Sxf6!
- 1...Ke3
- 1.Rxg4?
- Keys
- 1.Qg7!
- 1...Ke3
- 2.Sc2#
- 1...Bxe2
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bf3
- 2.Qg1#
- 1...Bh3
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bf5
- 2.Qg1#
- 1...Be6
- 2.Qa7#
- 1...Bd7
- 2.Rhxe4#
- 2.Rexe4#
- 1...Bc8
- 2.Rhxe4#
- 2.Rexe4#
- 1...Sd2
- 2.Qxf6#
- 1...Sf2
- 2.Qxf6#
- 1...Sc3
- 2.Qxf6#
- 1...Sg3
- 2.Qxf6#
- 1...Sc5
- 2.Qxf6#
- 1...Sg5
- 2.Qxf6#
- 1...Sd6
- 2.Qxf6#
- 2.Qa7#
- 1...Ke3
- 1.Qg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- K(a);N_GUARD,N_SPINR(e),P_SPINS(b),S_FLIGHT::S(F)
- S(b);N_GUARD,P_SPINB(c)::QAB(I),XR(e)
- Tries
- Try
- R(G);P_PINS(b),XB(c)
- Threat
- DUALS(2)
- Refutation
- P(d);N_SPINS(b),XR(G)
- Try
- Q(I);CHECK,XR(e)
- Refutation
- S(b);P_SPINB(c),XQ(I)
- Try
- Actual
- Q(I);
- Vars
- K(a);N_GUARD,N_SPINR(e),P_SPINS(b),S_FLIGHT::S(F)
- B(c);OGATE,P_SPINS(b)::QAB(I)
- B(c);P_SPINS(b)::QAB(I)
- S(b);N_GUARD,P_SPINB(c)::QAB(I),XR(e)
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).