MESON Chess Problem Database
Problem Display
PID: 269210 (8/8/6R1/1p2BnKp/1n2k1bR/1BQ1P3/6P1/8 w - - 0 1)
Chernikh, Vassily
64 Shakhmatnoe obozrenie, 2023
#2
8 + 6
SOLUTION
- SOUND
- Sets
- 1...Sd5
- 2.Bc2#
- 1...Sxe3
- 2.Qd4#
- 1...Sg3
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sxh4
- 2.Qd4#
- 1...Sd6
- 2.Qd4#
- 1...Sh6
- 2.Qd4#
- 1...Se7
- 2.Qd4#
- 1...Sg7
- 2.Qd4#
- 1...Sd5
- Tries
- 1.Rd6?
- 1...Sxe3
- 2.Qd4#
- 1...Sxh4
- 2.Qd4#
- 1...Sxd6
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sc6
- 2.Bc2#
- 2.Bd5#
- 1...Sa2
- 2.Bc2#
- 2.Bd5#
- 1...Sc2
- 2.Bxc2#
- 2.Bd5#
- 1...Sd5
- 2.Bc2#
- 2.Bxd5#
- 1...Sa6
- 2.Bc2#
- 2.Bd5#
- 1...Sg3
- 2.Qd4#
- 1...Sh6
- 2.Qd4#
- 1...Se7
- 2.Qd4#
- 1...Sg7
- 2.Qd4#
- 1...Sd3!
- 1...Sxe3
- 1.Rd6?
- Keys
- 1.Bf4!
- threat
- 2.Re6#
- 1...Sxe3
- 2.Qxe3#
- 1...Sxh4
- 2.Qd4#
- 1...Sd3
- 2.Qc6#
- 1...Sc6
- 2.Qc2#
- 1...Sg3
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sd6
- 2.Qd4#
- 1...Sh6
- 2.Qd4#
- 1...Se7
- 2.Qd4#
- 1...Sg7
- 2.Qd4#
- threat
- 1.Bf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(a);N_GUARD,SBLOCK::B(B)
- S(e);N_GUARD,XP(D)::QAR1(C)
- S(e);N_GUARD::QAR1(C)
- S(e);N_GUARD::QAR1(C),XS(e)
- S(e);N_GUARD,N_SPINB(c),XR(E)::QAR1(C)
- Tries
- Try
- R(H);
- Vars
- S(e);N_GUARD,XP(D)::QAR1(C)
- S(e);N_GUARD,N_SPINB(c),XR(E)::QAR1(C)
- S(e);N_GUARD,XR(H)::QAR1(C)
- S(e);N_GUARD::QAR1(C),XS(e)
- S(e);N_GUARD::QAR1(C)
- Refutation
- S(a);
- Try
- Actual
- B(F);N_PINB(c)
- Threat
- R(H)
- Vars
- S(e);OGATE,XP(D)::QAR1(C),XS(e)
- S(e);N_GUARD,XR(E)::QAR1(C)
- S(a);N_GUARD,SBLOCK::QAB(C)
- S(a);N_GUARD::QAB(C)
- S(e);N_GUARD::QAR1(C)
- S(e);N_GUARD::QAR1(C),XS(e)
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).