MESON Chess Problem Database
Problem Display
PID: 110666 (7N/4pN2/4PkpQ/7b/5b1p/K2n1R1B/8/8 w - - 0 1)
Talaber, Laszlo
Tabor, 1938
#2
7 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxf3
- 2.Qxg6#
- 1...Bg4
- 2.Qxg6#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sf2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...Bxf3
- Tries
- 1.Bg4?
- 1...Bxg4
- 2.Qxg6#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sf2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...h3!
- 1...Bxg4
- 1.Rf1?
- 1...Bg4
- 2.Qxg6#
- 1...Bd1
- 2.Qxg6#
- 1...Be2
- 2.Qxg6#
- 1...Bf3
- 2.Qxg6#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...Sf2!
- 1...Bg4
- 1.Rf2?
- 1...Bg4
- 2.Qxg6#
- 1...Bd1
- 2.Qxg6#
- 1...Be2
- 2.Qxg6#
- 1...Bf3
- 2.Qxg6#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...Sxf2!
- 1...Bg4
- 1.Qh7?
- 1...Bxf3
- 2.Qxg6#
- 1...Bg4
- 2.Qxg6#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sf2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...g5!
- 1...Bxf3
- 1.Bg4?
- Keys
- 1.Sxg6!
- 1...Bxf3
- 2.Sxf4#
- 1...Bxg6
- 2.Qh8#
- 1...Bg4
- 2.Sxh4#
- 1...Sc1
- 2.Rxf4#
- 1...Se1
- 2.Rxf4#
- 1...Sb2
- 2.Rxf4#
- 1...Sf2
- 2.Rxf4#
- 1...Sb4
- 2.Rxf4#
- 1...Sc5
- 2.Rxf4#
- 1...Se5
- 2.Rxf4#
- 1...Bxf3
- 1.Sxg6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD,N_SPINB(b),XR(B)::QAR1(E),XP(f)
- B(d);N_GUARD::QAR1(E),XP(f)
- S(a);N_GUARD::R(B),XB(b)
- Tries
- Try
- B(C);
- Vars
- B(d);N_GUARD,XB(C)::QAR1(E),XP(f)
- S(a);N_GUARD::R(B),XB(b)
- Refutation
- P(c);
- Try
- R(B);
- Vars
- B(d);N_GUARD::QAR1(E),XP(f)
- B(d);N_GUARD,N_SPINB(b)::QAR1(E),XP(f)
- S(a);N_GUARD::R(B),XB(b)
- Refutation
- S(a);N_SPINB(b)
- Try
- R(B);
- Vars
- B(d);N_GUARD::QAR1(E),XP(f)
- B(d);N_GUARD,N_SPINB(b)::QAR1(E),XP(f)
- S(a);N_GUARD::R(B),XB(b)
- Refutation
- S(a);N_SPINB(b),XR(B)
- Try
- Q(E);N_PINP(f)
- Vars
- B(d);N_GUARD,N_SPINB(b),XR(B)::QAR1(E),XP(f)
- B(d);N_GUARD::QAR1(E),XP(f)
- S(a);N_GUARD::R(B),XB(b)
- Refutation
- P(f);
- Try
- Actual
- S(G);XP(f)
- Vars
- B(d);N_GUARD,N_SPINB(b),XR(B)::QAR(E)+S(G),XB(b)
- B(d);SBLOCK,XS(G)::QAB(E)
- B(d);N_GUARD::QAR(E)+S(G),XP(c)
- S(a);N_GUARD::R(B),XB(b)
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).