MESON Chess Problem Database

Problem Display
PID: 31378 (1B3Q2/8/8/3k3B/P7/8/2N5/7K w - - 0 1)

Winter-Wood, Edward John

The Field, 1883

(First published on Sat Mar 31 1883)

1B3Q2/8/8/3k3B/P7/8/2N5/7K

#2

6 + 1

3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011
15351 SCPF/BCPS Black Books 2016
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qf3#
    • 1...Ke6
      • 2.Qf7#
  • Tries
    • 1.Qb4?
      • 1...Kc6
        • 2.Qb5#
      • 1...Ke6!
    • 1.Qf5+?
      • 1...Kc6
        • 2.Qb5#
      • 1...Kc4!
    • 1.Qe8?
      • 1...Kc5
        • 2.Qb5#
      • 1...Kc4!
  • Keys
    • 1.Qf1!
      • 1...Ke4
        • 2.Qf3#
      • 1...Kc5
        • 2.Qb5#
      • 1...Kc6
        • 2.Qb5#
      • 1...Ke6
        • 2.Qf7#

This anticipates 193658(1915), 206705(1925), 106765(1955), 105390(1991), 99408(1995), 199902(2017)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAB1(F)
  • Tries
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);P-FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);S_FLIGHT::QAB1(F)
      • K(a);P-FLIGHT::QAR1(F)
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