MESON Chess Problem Database
Problem Display
PID: 65835 (8/2N5/3B4/4P3/2Bk1n2/1Pn1R3/2K2P2/8 w - - 0 1)
Visbeen, Frank
Probleemblad, 1956
#2
8 + 3
| 5454 | Near Snap | 2010 |
| 5454 | Near Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sb1
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Sce2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Scd5
- 2.Sb5#
- 1...Sfe2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sfd5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sb1
- Tries
- 1.Ba3?
- 1...Sb1
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Sce2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Scd5
- 2.Sb5#
- 1...Sfe2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sfd5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Se4!
- 1...Sb1
- 1.Bb4?
- 1...Sb1
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Sce2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Scd5
- 2.Sb5#
- 1...Sfe2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sfd5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Se4!
- 1...Sb1
- 1.Be7?
- 1...Sb1
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Sce2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Scd5
- 2.Sb5#
- 1...Sfe2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sfd5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Se4!
- 1...Sb1
- 1.Bf8?
- 1...Sb1
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Sce2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Scd5
- 2.Sb5#
- 1...Sfe2
- 2.Se6#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sfd5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Se4!
- 1...Sb1
- 1.Re4+?
- 1...Sxe4
- 2.Sb5#
- 1...Kxe4!
- 1...Sxe4
- 1.f3?
- 1...Sb1
- 2.Re4#
- 1...Sd1
- 2.Re4#
- 1...Sa2
- 2.Re4#
- 1...Sce2
- 2.Re4#
- 1...Sa4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sb5
- 2.Re4#
- 1...Scd5
- 2.Re4#
- 1...Sfe2
- 2.Rd3#
- 1...Sg2
- 2.Rd3#
- 1...Sd3
- 2.Rxd3#
- 1...Sh3
- 2.Rd3#
- 1...Sfd5
- 2.Rd3#
- 1...Sh5
- 2.Rd3#
- 1...Se6
- 2.Rd3#
- 1...Sg6
- 2.Rd3#
- 1...Kxe3!
- 1...Sb1
- 1.Ba3?
- Keys
- 1.Bd5!
- 1...Scxd5
- 2.Sb5#
- 1...Sfxd5
- 2.Se6#
- 1...Sb1
- 2.Re4#
- 1...Sd1
- 2.Re4#
- 1...Sa2
- 2.Re4#
- 1...Sce2
- 2.Re4#
- 1...Sa4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sb5
- 2.Re4#
- 1...Sfe2
- 2.Rd3#
- 1...Sg2
- 2.Rd3#
- 1...Sd3
- 2.Rxd3#
- 1...Sh3
- 2.Rd3#
- 1...Sh5
- 2.Rd3#
- 1...Se6
- 2.Rd3#
- 1...Sg6
- 2.Rd3#
- 1...Scxd5
- 1.Bd5!
Anticipated by 243353(1954)
This anticipates 70665(1965)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 14
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(c);N_GUARD::S(H)
- S(c);N_GUARD::S(H),XS(c)
- Tries
- Try
- B(G);
- Vars
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(c);N_GUARD::S(H)
- S(c);N_GUARD::S(H),XS(c)
- Refutation
- S(a);
- Try
- B(G);
- Vars
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(c);N_GUARD::S(H)
- S(c);N_GUARD::S(H),XS(c)
- Refutation
- S(a);
- Try
- B(G);
- Vars
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(c);N_GUARD::S(H)
- S(c);N_GUARD::S(H),XS(c)
- Refutation
- S(a);
- Try
- B(G);
- Vars
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(c);N_GUARD::S(H)
- S(c);N_GUARD::S(H),XS(c)
- Refutation
- S(a);
- Try
- R(D);CHECK
- Vars
- S(a);SBLOCK,XR(D)::S(H)
- Refutation
- K(b);P-FLIGHT,XR(D)
- Try
- P(B);
- Vars
- S(a);N_GUARD::R1(D)
- S(a);N_GUARD::R1(D),XS(a)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- Actual
- B(E);
- Vars
- S(a);N_GUARD,SBLOCK,XB(E)::S(H)
- S(c);N_GUARD,SBLOCK,XB(E)::S(H)
- S(a);N_GUARD::R1(D)
- S(a);N_GUARD::R1(D),XS(a)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
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).