MESON Chess Problem Database
Problem Display
PID: 272510 (8/6bQ/K2B4/4n2r/1Nk1N3/4P3/P1bP2B1/5r2 w - - 0 1)
Laue, Hartmut
64 Shakhmatnoe obozrenie, 2023
#2
9 + 6
SOLUTION
- SOUND
- Sets
- 1...Bxe4
- 2.Qxe4#
- 1...Bxe4
- Tries
- 1.Sf6?
- threat
- 2.Bd5#
- 2.Qxc2#
- 1...Rxh7
- 2.Bd5#
- 1...Bxh7
- 2.Bd5#
- 1...Sd3
- 2.Qe4#
- 1...Rc1
- 2.Bd5#
- 1...Rf3
- 2.Qxc2#
- 1...Rff5
- 2.Bd5#
- 1...Rhf5
- 2.Bd5#
- 1...Bb1
- 2.Bd5#
- 1...Bd1
- 2.Bd5#
- 2.Qe4#
- 1...Bb3
- 2.Bd5#
- 2.Qe4#
- 1...Bd3
- 2.Bd5#
- 1...Ba4
- 2.Bd5#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bf5
- 2.Bd5#
- 1...Bg6
- 2.Bd5#
- 1...Sf3
- 2.Qxc2#
- 1...Sg4
- 2.Qxc2#
- 1...Sc6
- 2.Qxc2#
- 1...Sd7
- 2.Qxc2#
- 1...Sf7
- 2.Qxc2#
- 1...Sg6!
- threat
- 1.Sf6?
- Keys
- 1.Sg5!
- threat
- 2.Bd5#
- 2.Qxc2#
- 1...Rxh7
- 2.Bd5#
- 1...Bxh7
- 2.Bd5#
- 1...Sd3
- 2.Bd5#
- 1...Rc1
- 2.Bd5#
- 1...Rf3
- 2.Qxc2#
- 1...Rf5
- 2.Bd5#
- 1...Bb1
- 2.Bd5#
- 1...Bd1
- 2.Bd5#
- 2.Qe4#
- 1...Bb3
- 2.Bd5#
- 2.Qe4#
- 1...Bd3
- 2.Bd5#
- 1...Ba4
- 2.Bd5#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bf5
- 2.Bd5#
- 1...Bg6
- 2.Bd5#
- 1...Sf3
- 2.Qg8#
- 1...Sg4
- 2.Bd5#
- 1...Sc6
- 2.Bd5#
- 1...Sg6
- 2.Bd5#
- 1...Sd7
- 2.Bd5#
- 1...Sf7
- 2.Bd5#
- threat
- 1.Sg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 16
- REMOVED MATES = 0
- Sets
- B(b);OGATE,XS(F)::QAR2(I),XB(b)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(e);XQ(I)::B(C)
- B(b);XQ(I)::B(C)
- S(d);S_CUTB(b)::QAR2(I)
- R(a);::B(C)
- R(a);::QAR2(I),XB(b)
- R(e);::B(C)
- B(b);::B(C)
- B(b);N_GUARD::QAR2(I),XB(b)
- S(d);::QAR2(I),XB(b)
- Refutation
- S(d);
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- R(e);XQ(I)::B(C)
- B(b);XQ(I)::B(C)
- S(d);::B(C)
- R(a);::B(C)
- R(a);::QAR2(I),XB(b)
- B(b);::B(C)
- B(b);N_GUARD::QAR2(I),XB(b)
- S(d);N_GUARD,S_CUTR(a)::QAB(I)
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).