MESON Chess Problem Database

Problem Display
PID: 251752 (8/1Pp2pp1/2Q2n2/2p2P2/2NkBp2/2p2p2/2R2P2/3KR3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

The Field, 1906

(First published on Sat Aug 18 1906)

8/1Pp2pp1/2Q2n2/2p2P2/2NkBp2/2p2p2/2R2P2/3KR3

#2

9 + 9

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Qa4#
    • 1...Sxe4
      • 2.Qxe4#
    • 1...Sg4
      • 2.Qd5#
    • 1...Sd5
      • 2.Qxd5#
    • 1...Sh5
      • 2.Qd5#
    • 1...Sd7
      • 2.Qd5#
    • 1...Sh7
      • 2.Qd5#
    • 1...Se8
      • 2.Qd5#
    • 1...Sg8
      • 2.Qd5#
  • Tries
    • 1.Rd2+?
      • 1...Kxc4
        • 2.Qa4#
      • 1...cxd2!
    • 1.Qd7+?
      • 1...Kxc4
        • 2.Qa4#
      • 1...Sd5
        • 2.Qxd5#
      • 1...Sxd7!
  • Keys
    • 1.Sd2!
      • 1...Ke5
        • 2.Sxf3#
      • 1...Sxe4
        • 2.Qxe4#
      • 1...cxd2
        • 2.Qxc5#
      • 1...Sg4
        • 2.Qd5#
      • 1...Sd5
        • 2.Qxd5#
      • 1...Sh5
        • 2.Qd5#
      • 1...Sd7
        • 2.Qd5#
      • 1...Sh7
        • 2.Qd5#
      • 1...Se8
        • 2.Qd5#
      • 1...Sg8
        • 2.Qd5#
      • 1...c4
        • 2.Sxf3#
      • 1...g5
        • 2.Qxf6#
      • 1...g6
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • K(c);OGATEB,P-FLIGHT,P_SPINP(a),XS(E)::QAR2(H)
    • S(f);OGATE,XB(F)::QAR1(H),XS(f)
    • S(f);N_GUARD::QAR1(H)
    • S(f);N_GUARD::QAR1(H),XS(f)
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(c);P-FLIGHT,P_SPINP(e),S_CUTP(a),XS(E)::QAR2(H)
      • Refutation
        • P(a);XR(C)
    • Try
      • Q(H);CHECK
      • Vars
        • K(c);OGATEB,P-FLIGHT,P_SPINP(a),XS(E)::QAR2(H)
        • S(f);N_GUARD,P_SPINS(f)::QAR1(H),XS(f)
      • Refutation
        • S(f);XQ(H)
  • Actual
    • S(E);
    • Vars
      • K(c);N_GUARD,S_FLIGHT::S(E),XP(b)
      • S(f);OGATE,XB(F)::QAR1(H),XS(f)
      • P(a);XS(E)::QAB1(H),XP(e)
      • S(f);N_GUARD::QAR1(H)
      • S(f);N_GUARD::QAR1(H),XS(f)
      • P(e);::S(E),XP(b)
      • P(i);N_GUARD::QAB(H),XS(f)
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