MESON Chess Problem Database

Problem Display
PID: 50275 (6b1/2R2Q2/Kb6/N2RB2B/5r1q/3pk1nN/1Pp3Pn/2r5 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Illustrated Sporting and Dramatic News, 1888

6b1/2R2Q2/Kb6/N2RB2B/5r1q/3pk1nN/1Pp3Pn/2r5

#2

10 + 10

1253 Leeds Mercury Weekly Supplement 1900
3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Sets
    • 1...Qe7
      • 2.Qxf4#
    • 1...Qd8
      • 2.Qxf4#
    • 1...Qxh3
      • 2.Qxf4#
    • 1...Re4
      • 2.Qf2#
    • 1...Se4
      • 2.Sc4#
  • Tries
    • 1.Bxf4+?
      • 1...Qxf4
        • 2.Qxf4#
      • 1...Ke4!
  • Keys
    • 1.Re7!
      • threat
        • 2.Bxf4#
      • 1...Kd2
        • 2.Bc3#
      • 1...Ke4
        • 2.Bf6#
      • 1...Qxe7
        • 2.Qxf4#
      • 1...Qxh3
        • 2.Qxf4#
      • 1...Rxf7
        • 2.Bf4#
      • 1...Rf3
        • 2.Bf4#
      • 1...Rg4
        • 2.Bf4#
      • 1...Rff1
        • 2.Bf4#
      • 1...Rf2
        • 2.Bf4#
      • 1...Ra4
        • 2.Bf4#
      • 1...Rb4
        • 2.Bf4#
      • 1...Rc4
        • 2.Bf4#
      • 1...Rd4
        • 2.Bf4#
      • 1...Re4
        • 2.Qf2#
      • 1...Rf5
        • 2.Bf4#
      • 1...Rf6
        • 2.Bf4#
      • 1...Se4
        • 2.Sc4#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 1
  • Sets
    • Q(h);N_GUARD::QAB1(J),XR(g)
    • Q(h);N_GUARD,XS(C)::QAB1(J),XR(g)
    • R(g);OGATE,SBLOCK::QAB1(J)
    • S(f);SBLOCK,S_CUTR(g)::S(D)
  • Tries
    • Try
      • B(F);CHECK,XR(g)
      • Vars
        • Q(h);OGATE,XB(F)::QAB1(J),XQ(h)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • R(I);
    • Threat
      • R(I)+B(F),DCHECK,XR(g)
    • Vars
      • K(e);P_SPINP(d),S_FLIGHT::B(F)
      • K(e);P-FLIGHT::R(I)+B(F)
      • Q(h);N_GUARD,XR(I)::QAB1(J),XR(g)
      • Q(h);N_GUARD,XS(C)::QAB1(J),XR(g)
      • R(g);XQ(J)::R(I)+B(F),DCHECK
      • R(g);::R(I)+B(F),DCHECK
      • R(g);P_PINS(D)::R(I)+B(F),DCHECK
      • R(g);OGATE,SBLOCK::QAB1(J)
      • S(f);SBLOCK,S_CUTR(g)::S(D)
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