MESON Chess Problem Database

Problem Display
PID: 6218 (4R3/1Q4Kp/2N1N3/3b4/R1BBkPp1/2r4r/3PP3/8 w - - 0 1)

Mansfield, Comins

1st HM., Brisbane Courier, 1928

4R3/1Q4Kp/2N1N3/3b4/R1BBkPp1/2r4r/3PP3/8

#2

11 + 6

721 Variantim 1992
3202 Complete Mansfield/I 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Bxd5+?
      • 1...Kf5
        • 2.Se7#
        • 2.Rf8#
        • 2.Qf7#
        • 2.e4#
      • 1...Kxd5!
    • 1.Qc7?
      • threat
        • 2.Qe5#
      • 1...Kf5
        • 2.Qe5#
      • 1...Rh5!
    • 1.Qf7?
      • threat
        • 2.Sc5#
        • 2.Sg5#
      • 1...Bxe6
        • 2.Rxe6#
      • 1...Bxc6!
    • 1.Qb8?
      • threat
        • 2.Qe5#
      • 1...Kf5
        • 2.Qe5#
      • 1...Rh5!
  • Keys
    • 1.Be3!
      • threat
        • 2.Bd3#
      • 1...Kf5
        • 2.Sed4#
      • 1...Rxc4
        • 2.Qb1#
      • 1...Bxc4
        • 2.Se7#
      • 1...Bxc6
        • 2.Sd4#
      • 1...Bxe6
        • 2.Sd4#
      • 1...Rd3
        • 2.Bxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK,XB(e)
      • Refutation
        • K(c);S_FLIGHT,XB(D)
    • Try
      • Q(I);
      • Threat
        • QAR1(I)
      • Vars
        • K(c);S_FLIGHT::QAR1(I)
      • Refutation
        • R(b);
    • Try
      • Q(I);
      • Threat
        • DUALS(2)
      • Vars
        • B(e);OGATE,P_SPINB(e),XS(H)::R(K),XB(e)
      • Refutation
        • B(e);XS(G)
    • Try
      • Q(I);
      • Threat
        • QAR1(I)
      • Vars
        • K(c);S_FLIGHT::QAR1(I)
      • Refutation
        • R(b);
  • Actual
    • B(E);
    • Threat
      • R(C)+B(D),DCHECK
    • Vars
      • K(c);S_FLIGHT::S(H)
      • R(a);N_GUARD,P_SPINR(a),XB(D)::QAB(I)
      • B(e);P_SPINB(e),XB(D)::QAB(I)+S(G)
      • B(e);N_GUARD,P_SPINB(e),XS(G)::R(K)+S(H)
      • B(e);P_SPINB(e),XS(H)::QAB(I)+S(G)
      • R(a);::R(C)+B(D),DCHECK,XR(a)
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).