MESON Chess Problem Database
Problem Display
PID: 227516 (KN3n2/1BN5/8/P1k1P3/1npp4/6P1/5b2/5Q2 w - - 0 1)
Ceriani, Luigi
Il Secolo, 1926
#2
8 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Bxg3
- 2.Qxf8#
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sd5
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...Sc6
- 2.Sba6#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...d3
- 2.Qxf2#
- 1...Be1
- Tries
- 1.Ka7?
- 1...Bxg3
- 2.Qxf8#
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sd5
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...Sc6+!
- 1...Bxg3
- 1.Bh1?
- 1...Bxg3
- 2.Qxf8#
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...Sc6
- 2.Sba6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...Sd5!
- 1...Bxg3
- 1.Bg2?
- 1...Bxg3
- 2.Qxf8#
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...Sc6
- 2.Sba6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...Sd5!
- 1...Bxg3
- 1.Be4?
- 1...Bxg3
- 2.Qxf8#
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...Sc6
- 2.Sba6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...Sd5!
- 1...Bxg3
- 1.Bd5?
- threat
- 2.Qxc4#
- 1...Sd3
- 2.Sba6#
- 1...d3
- 2.Qxf2#
- 1...c3
- 2.Qc4#
- 2.Qb5#
- 1...Sxd5!
- threat
- 1.Qxf2?
- threat
- 2.Qxf8#
- 1...Sd5
- 2.Sba6#
- 1...Sc6
- 2.Sba6#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3!
- threat
- 1.g4?
- 1...Sa2
- 2.Sba6#
- 1...Sc2
- 2.Sba6#
- 1...Sd3
- 2.Sba6#
- 1...Sd5
- 2.Sba6#
- 1...Sa6
- 2.Sbxa6#
- 1...Sc6
- 2.Sba6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Bg3
- 2.Qxf8#
- 1...Se6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...c3
- 2.Qb5#
- 1...Bh4!
- 1...Sa2
- 1.Ka7?
- Keys
- 1.Bc6!
- 1...Bxg3
- 2.Qxf8#
- 1...Sxc6
- 2.Sba6#
- 1...Sa2
- 2.Sca6#
- 1...Sc2
- 2.Sca6#
- 1...Sd3
- 2.Sca6#
- 1...Sd5
- 2.Sca6#
- 1...Sa6
- 2.Scxa6#
- 1...d3
- 2.Qxf2#
- 1...Be1
- 2.Qxf8#
- 1...Bg1
- 2.Qxf8#
- 1...Be3
- 2.Qxf8#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...c3
- 2.Qb5#
- 1...Bxg3
- 1.Bc6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAB(A),XS(f)
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- P(d);OGATEB::QAB(A),XB(a)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- Refutation
- S(b);CHECK
- Try
- B(E);
- Vars
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- Refutation
- S(b);
- Try
- B(E);
- Vars
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- Refutation
- S(b);
- Try
- B(E);
- Vars
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- Refutation
- S(b);
- Try
- B(E);
- Threat
- QAR1(A),XP(c)
- Vars
- S(b);N_GUARD::S(H)
- P(d);OGATEB::QAB(A),XB(a)
- Refutation
- S(b);XB(E)
- Try
- Q(A);P_PINP(d),XB(a)
- Threat
- QAB(A),XS(f)
- Vars
- S(b);N_GUARD::S(H)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- P(c);
- Try
- P(B);
- Vars
- S(b);N_GUARD::S(H)
- S(b);N_GUARD::S(H),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- P(c);OGATE::QAR1(A)
- Refutation
- B(a);
- Try
- Actual
- B(E);
- Vars
- B(a);OGATE,XP(B)::QAB(A),XS(f)
- S(b);N_GUARD,SBLOCK,XB(E)::S(H)
- S(b);N_GUARD::S(F)
- S(b);N_GUARD::S(F),XS(b)
- P(d);OGATEB::QAB(A),XB(a)
- B(a);OGATE::QAB(A),XS(f)
- S(f);N_GUARD::S(F),XS(f)
- S(f);N_GUARD::S(F)
- P(c);OGATE::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).