MESON Chess Problem Database

Problem Display
PID: 256911 (8/8/1Pp2RBn/n2k1p2/p4KP1/P2P1P2/1RP2BNP/8 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Western Morning News, 1921

(First published on Sat Dec 24 1921)

8/8/1Pp2RBn/n2k1p2/p4KP1/P2P1P2/1RP2BNP/8

#2

13 + 6

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Sb3
      • 2.c4#
    • 1...Sb7
      • 2.c4#
    • 1...Sxg4
      • 2.Bf7#
    • 1...Sf7
      • 2.Bxf7#
    • 1...Sg8
      • 2.Bf7#
    • 1...fxg4
      • 2.Be4#
  • Tries
    • 1.Rb5+?
      • 1...c5
        • 2.Rxc5#
      • 1...cxb5!
    • 1.c3?
      • 1...Sxg4
        • 2.Bf7#
      • 1...fxg4
        • 2.Be4#
      • 1...Sb3
        • 2.c4#
      • 1...Sb7
        • 2.c4#
      • 1...Sf7
        • 2.Bxf7#
      • 1...Sg8
        • 2.Bf7#
      • 1...c5
        • 2.Se3#
      • 1...Sc4!
  • Keys
    • 1.Rb4!
      • 1...Sxg4
        • 2.Bf7#
      • 1...fxg4
        • 2.Be4#
      • 1...Sc4
        • 2.dxc4#
      • 1...Sb3
        • 2.c4#
      • 1...Sb7
        • 2.c4#
      • 1...Sf7
        • 2.Bxf7#
      • 1...Sg8
        • 2.Bf7#
      • 1...c5
        • 2.Se3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::P(B)
    • S(f);N_GUARD,XP(J)::B(M)
    • S(f);N_GUARD::B(M),XS(f)
    • S(f);N_GUARD::B(M)
    • P(d);OGATE,XP(J)::B(M)
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • P(e);P_SPINP(e)::R1(A),XP(e)
      • Refutation
        • P(e);XR(A)
    • Try
      • P(B);
      • Vars
        • S(f);N_GUARD,XP(J)::B(M)
        • P(d);OGATE,XP(J)::B(M)
        • S(b);N_GUARD::P(B)
        • S(f);N_GUARD::B(M),XS(f)
        • S(f);N_GUARD::B(M)
        • P(e);SBLOCK::S(D)
      • Refutation
        • S(b);
  • Actual
    • R(A);
    • Vars
      • S(f);N_GUARD,XP(J)::B(M)
      • P(d);OGATE,XP(J)::B(M)
      • S(b);OGATE::P(G),XS(b)
      • S(b);N_GUARD::P(B)
      • S(f);N_GUARD::B(M),XS(f)
      • S(f);N_GUARD::B(M)
      • P(e);SBLOCK::S(D)
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