MESON Chess Problem Database

Problem Display
PID: 253352 (8/4p1p1/4P1p1/1KN1k1p1/1PP1N1B1/4p2P/4R3/4B3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Western Morning News, 1921

(First published on Sat Mar 26 1921)

8/4p1p1/4P1p1/1KN1k1p1/1PP1N1B1/4p2P/4R3/4B3

#2

10 + 6

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Bc3#
    • 1...Kf4
      • 2.Bg3#
  • Tries
    • 1.Ka4?
      • 1...Kf4
        • 2.Bg3#
      • 1...Kd4!
    • 1.Ka5?
      • 1...Kf4
        • 2.Bg3#
      • 1...Kd4!
    • 1.Ka6?
      • 1...Kf4
        • 2.Bg3#
      • 1...Kd4!
    • 1.Kb6?
      • 1...Kf4
        • 2.Bg3#
      • 1...Kd4!
    • 1.Kc6?
      • 1...Kf4
        • 2.Bg3#
      • 1...Kd4!
    • 1.Sc3?
      • 1...Kf4
        • 2.Sd3#
      • 1...Kd6
        • 2.Bg3#
      • 1...Kf6
        • 2.Sd7#
      • 1...Kd4!
    • 1.Ra2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf4
        • 2.Bg3#
      • 1...e2!
    • 1.Rb2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf4
        • 2.Bg3#
      • 1...e2!
    • 1.Rc2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf4
        • 2.Bg3#
      • 1...e2!
    • 1.Rd2?
      • threat
        • 2.Bg3#
      • 1...Kf4
        • 2.Bg3#
      • 1...exd2!
    • 1.Rf2?
      • threat
        • 2.Bc3#
      • 1...Kd4
        • 2.Bc3#
      • 1...exf2!
    • 1.Rg2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf4
        • 2.Bg3#
      • 1...e2!
    • 1.Rh2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf4
        • 2.Bg3#
      • 1...e2!
  • Keys
    • 1.Sd2!
      • 1...Kd4
        • 2.Sf3#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kd6
        • 2.Bg3#
      • 1...Kf6
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);N_GUARD,S_FLIGHT::B(A)
  • Tries
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(F);P_PINP(a)
      • Vars
        • K(b);N_GUARD,N_SPINP(a),S_FLIGHT::S(I)
        • K(b);N_GUARD,N_SPINP(a),S_FLIGHT::B(A)
      • Refutation
        • K(b);N_SPINP(a),S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • P(a);
    • Try
      • R(B);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • P(a);
    • Try
      • R(B);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • P(a);
    • Try
      • R(B);
      • Threat
        • B(A)
      • Vars
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • P(a);XR(B)
    • Try
      • R(B);
      • Threat
        • B(A)
      • Vars
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • P(a);XR(B)
    • Try
      • R(B);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • P(a);
    • Try
      • R(B);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(A)
      • Refutation
        • P(a);
  • Actual
    • S(F);P_PINP(a)
    • Vars
      • K(b);N_GUARD,N_SPINP(a),S_FLIGHT::S(F)
      • K(b);N_GUARD,N_SPINP(a),S_FLIGHT::S(I)
      • K(b);N_GUARD,N_SPINP(a),S_FLIGHT::B(A)
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