MESON Chess Problem Database
Problem Display
PID: 62976 (8/1N2Nn2/1p4R1/2n2B2/2k5/K2pP3/3P4/8 w - - 0 1)
Gunn, Robert Ivan
Chess, 1944
#2
7 + 5
SOLUTION
- SOUND
- Sets
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...b5
- 2.Sa5#
- 1...Se5
- Tries
- 1.Rxb6?
- threat
- 2.Sa5#
- 2.Rb4#
- 1...Sb3
- 2.Be6#
- 2.Rb4#
- 1...Sa4
- 2.Be6#
- 2.Rb4#
- 1...Se4
- 2.Be6#
- 2.Rb4#
- 1...Sa6
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 2.Rb4#
- 1...Sd7
- 2.Be6#
- 2.Rb4#
- 1...Sxb7!
- threat
- 1.Rc6?
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...b5
- 2.Sa5#
- 2.Be6#
- 2.Rxc5#
- 1...Kb5!
- 1...Se5
- 1.Rxb6?
- Keys
- 1.Rg5!
- 1...Kb5
- 2.Bxd3#
- 1...Sxb7
- 2.Be6#
- 1...Sxg5
- 2.Sd6#
- 1...Sb3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 1...Sa6
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sd7
- 2.Be6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...b5
- 2.Sa5#
- 1...Kb5
- 1.Rg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(d);N_GUARD,SBLOCK::S(F)
- Tries
- Try
- R(E);XP(d)
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::B(D)
- Refutation
- S(c);XS(F)
- Try
- R(E);P_PINS(c)
- Vars
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- Refutation
- K(b);N_SPINS(c),S_FLIGHT
- Try
- Actual
- R(E);
- Vars
- K(b);S_FLIGHT::B(D),XP(a)
- S(c);N_GUARD,XS(F)::B(D)
- S(e);N_GUARD,XR(E)::S(F)
- S(c);N_GUARD::B(D)
- S(c);N_GUARD::B(D),XS(c)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(d);N_GUARD,SBLOCK::S(F)
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).