MESON Chess Problem Database
Problem Display
PID: 11047 (8/8/3Nn1p1/6n1/R3p3/B2pk1K1/1R6/5B2 w - - 0 1)
Fenner, A Jack
Chess, 1936
#2
6 + 6
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2
- 2.Rb3#
- 1...Sf3
- Tries
- 1.Kg4?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Bg2?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Bh3?
- 1...Sxh3
- 2.Rxe4#
- 1...Sf3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sxh3
- 1.Bc5+?
- 1...Sd4
- 2.Sc4#
- 2.Bxd4#
- 1...Sxc5!
- 1...Sd4
- 1.Ra2?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Rf2?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Rg2?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Rh2?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2!
- 1...Sf3
- 1.Rc4?
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2
- 2.Rb3#
- 1...Sd4!
- 1...Sf3
- 1.Kg4?
- Keys
- 1.Rc2!
- 1...dxc2
- 2.Bc1#
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sd4
- 2.Sc4#
- 1...Sf4
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Sc7
- 2.Bc5#
- 1...Sg7
- 2.Bc5#
- 1...Sd8
- 2.Bc5#
- 1...Sf8
- 2.Bc5#
- 1...d2
- 2.Rc3#
- 1...dxc2
- 1.Rc2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- P(a);OGATEB,SBLOCK::R(B)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(d);N_GUARD,XB(A)::R1(E),XP(c)
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- B(C);CHECK
- Refutation
- S(e);XB(C)
- Try
- R(B);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- Refutation
- P(a);
- Try
- R(E);
- Vars
- S(d);N_GUARD::R1(E),XP(c)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- P(a);OGATEB,SBLOCK::R(B)
- Refutation
- S(e);
- Try
- Actual
- R(B);
- Vars
- P(a);N_GUARD,XR(B)::B(C)
- S(d);N_GUARD::R1(E),XP(c)
- S(e);SBLOCK::S(F)
- S(e);N_GUARD::B(C)
- S(e);N_GUARD::B(C),XS(e)
- P(a);OGATEB,SBLOCK::R(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).