MESON Chess Problem Database

Problem Display
PID: 143410 (2b2N2/1n6/5R2/1Qp1k3/4P2P/K1P2r2/1B2RN1n/8 w - - 0 1)

Anonymous

Hackney Mercury, 1894

2b2N2/1n6/5R2/1Qp1k3/4P2P/K1P2r2/1B2RN1n/8

#2

10 + 6

15 British Chess Magazine 1894

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf2
      • 2.c4#
    • 1...Rxc3+
      • 2.Bxc3#
    • 1...Rf4
      • 2.c4#
    • 1...Bd7
      • 2.Sxd7#
  • Tries
    • 1.Qe8+?
      • 1...Be6
        • 2.Qxe6#
      • 1...Kxf6!
  • Keys
    • 1.Qd7!
      • 1...Rxc3+
        • 2.Bxc3#
      • 1...Kxf6
        • 2.e5#
      • 1...Rxf2
        • 2.c4#
      • 1...Rxf6
        • 2.Sd3#
      • 1...Bxd7
        • 2.Sxd7#
      • 1...Rf5
        • 2.Rxf5#
      • 1...Rg3
        • 2.Rf5#
      • 1...Rd3
        • 2.Rf5#
      • 1...Re3
        • 2.Rf5#
      • 1...Rh3
        • 2.Rf5#
      • 1...Rf4
        • 2.Re6#
        • 2.c4#
      • 1...Sf1
        • 2.Sg4#
      • 1...Sg4
        • 2.Sxg4#
      • 1...Sa5
        • 2.Qd6#
      • 1...Sd6
        • 2.Qxd6#
      • 1...Sd8
        • 2.Qd6#
      • 1...c4
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 1
  • Sets
    • R(b);N_PINP(E),XS(C)::B(A)+P(E)
    • R(b);CHECK,OGATE,P_SPINR(b),XP(E)::B(A),XR(b)
    • R(b);N_PINP(E)::B(A)+P(E)
    • B(f);N_GUARD::S(J),XB(f)
  • Tries
    • Try
      • Q(H);CHECK,N_PINP(c)
      • Vars
        • B(f);N_GUARD,P_SPINB(f)::QAR1(H),XB(f)
      • Refutation
        • K(d);S_FLIGHT,XR(I)
  • Actual
    • Q(H);N_PINP(c)
    • Vars
      • R(b);CHECK,OGATE,P_SPINR(b),XP(E)::B(A),XR(b)
      • K(d);OGATE,S_FLIGHT,XR(I)::P(F)
      • R(b);N_PINP(E),XS(C)::B(A)+P(E)
      • R(b);N_GUARD,N_PINP(E),SBLOCK,XR(I)::S(C)
      • B(f);XQ(H)::S(J),XB(f)
      • R(b);N_GUARD,N_PINP(E)::R1(I),XR(b)
      • R(b);N_GUARD::R1(I)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
      • S(e);N_GUARD::QAB1(H)
      • S(e);N_GUARD::QAB1(H),XS(e)
      • P(c);N_GUARD::QAB1(H)
HTML5 logo

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).