MESON Chess Problem Database
Problem Display
PID: 153998 (B6K/8/R4n2/4k3/8/2PpN1P1/3n3N/4R3 w - - 0 1)
Chepizhni, Viktor Ivanovich
1/2 HM., Leninsky Put, 1966-1967
#2
8 + 4
| 133 | The Problemist Supplement | 2014 |
| 133 | The Problemist Supplement | 2015 |
| 5454 | Near Snap | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sde4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sb1
- Tries
- 1.Bb7?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Rea1?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 2.R1a5#
- 1...Sh5
- 2.Shg4#
- 2.R1a5#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 2.R1a5#
- 1...Se8
- 2.Shg4#
- 2.R1a5#
- 1...Sg8
- 2.Shg4#
- 2.R1a5#
- 1...Sd5!
- 1...Sde4
- 1.Rb1?
- 1...Sxb1
- 2.Sf3#
- 1...Sde4
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 2.Rb5#
- 1...Sh5
- 2.Shg4#
- 2.Rb5#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 2.Rb5#
- 1...Se8
- 2.Shg4#
- 2.Rb5#
- 1...Sg8
- 2.Shg4#
- 2.Rb5#
- 1...Sd5!
- 1...Sxb1
- 1.Rc1?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Rd1?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Rf1?
- threat
- 2.Rf5#
- 1...Sxf1
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sd5!
- threat
- 1.Rg1?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Rh1?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Rb6?
- 1...Sde4
- 2.Sf3#
- 1...Sb1
- 2.Sf3#
- 1...Sf1
- 2.Sf3#
- 1...Sb3
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sc4
- 2.Sf3#
- 1...Sfe4
- 2.Shg4#
- 1...Sg4
- 2.Shxg4#
- 1...Sh5
- 2.Shg4#
- 1...Sd7
- 2.Shg4#
- 1...Sh7
- 2.Shg4#
- 1...Se8
- 2.Shg4#
- 1...Sg8
- 2.Shg4#
- 1...Sd5!
- 1...Sde4
- 1.Bb7?
- Keys
- 1.Be4!
- 1...Kxe4
- 2.Re6#
- 1...Sdxe4
- 2.Sf3#
- 1...Sfxe4
- 2.Shg4#
- 1...Sb1
- 2.Sc4#
- 1...Sf1
- 2.Sc4#
- 1...Sb3
- 2.Sc4#
- 1...Sf3
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sg4
- 2.Sexg4#
- 1...Sd5
- 2.Seg4#
- 1...Sh5
- 2.Seg4#
- 1...Sd7
- 2.Seg4#
- 1...Sh7
- 2.Seg4#
- 1...Se8
- 2.Seg4#
- 1...Sg8
- 2.Seg4#
- 1...Kxe4
- 1.Be4!
Anticipated by 155625(1963)
This is a version of 138662
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 11
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Tries
- Try
- B(G);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD,XR(A)::S(B)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- R(A);
- Threat
- R1(A)
- Vars
- S(a);N_GUARD,XR(A)::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- R(A);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- R(F);
- Vars
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(d);N_GUARD::S(B)
- S(d);N_GUARD::S(B),XS(d)
- Refutation
- S(d);
- Try
- Actual
- B(G);
- Vars
- K(c);P-FLIGHT,XB(G)::R(F)
- S(a);N_GUARD,SBLOCK,XB(G)::S(B)
- S(d);N_GUARD,SBLOCK,XB(G)::S(B)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(d);N_GUARD::S(D),XS(d)
- S(d);N_GUARD::S(D)
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).