MESON Chess Problem Database

Problem Display
PID: 108266 (8/4R1pB/3p4/1KPkpn2/n2pN3/3RbN2/8/5Q2 w - - 0 1)

Eddis, EHE

Toronto Week, 1888

8/4R1pB/3p4/1KPkpn2/n2pN3/3RbN2/8/5Q2

#2

8 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Sc3#
    • 1...Sc3+
      • 2.Sxc3#
    • 1...Sxc5
      • 2.Sc3#
    • 1...Sb6
      • 2.Sc3#
    • 1...dxc5
      • 2.Rxe5#
    • 1...g5
      • 2.Sf6#
    • 1...g6
      • 2.Sf6#
  • Keys
    • 1.Qe2!
      • 1...Sc3+
        • 2.Sxc3#
      • 1...Kxe4
        • 2.Rxd4#
      • 1...Sxc5
        • 2.Sc3#
      • 1...Sxe7
        • 2.Qa2#
      • 1...dxc5
        • 2.Rxe5#
      • 1...Bc1
        • 2.Bg8#
      • 1...Bg1
        • 2.Bg8#
      • 1...Bd2
        • 2.Bg8#
      • 1...Bf2
        • 2.Bg8#
      • 1...Bf4
        • 2.Bg8#
      • 1...Bg5
        • 2.Bg8#
      • 1...Bh6
        • 2.Bg8#
      • 1...Sb2
        • 2.Sc3#
      • 1...Sb6
        • 2.Sc3#
      • 1...Sg3
        • 2.Qa2#
      • 1...Sh4
        • 2.Qa2#
      • 1...Sh6
        • 2.Qa2#
      • 1...g5
        • 2.Sf6#
      • 1...g6
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::S(D)
    • S(b);CHECK,N_GUARD::S(D),XS(b)
    • S(b);N_GUARD,XP(F)::S(D)
    • P(g);N_GUARD,XP(F)::R1(G),XP(e)
    • P(h);N_GUARD::S(D)
  • Actual
    • Q(A);
    • Vars
      • S(b);CHECK,N_GUARD::S(D),XS(b)
      • K(d);N_SPINP(c),P_SPINB(a),P_SPINP(e),P_SPINS(f),S_FLIGHT,XS(D)::R1(B),XP(c)
      • S(b);N_GUARD,XP(F)::S(D)
      • S(f);XR(G)::QAB(A)
      • P(g);N_GUARD,XP(F)::R1(G),XP(e)
      • B(a);::B(H)
      • S(b);N_GUARD::S(D)
      • S(f);::QAB(A)
      • P(h);N_GUARD::S(D)
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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).