MESON Chess Problem Database

Problem Display
PID: 31259 (6B1/8/4Q2B/2prp3/8/2Pk1p2/K2P4/2R5 w - - 0 1)

Winter-Wood, Edward John

Bradford Observer, 1884

(First published on Sat Aug 2 1884)

6B1/8/4Q2B/2prp3/8/2Pk1p2/K2P4/2R5

#2

7 + 5

3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011
15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qa6#
    • 1...Ke4
      • 2.Bh7#
      • 2.Qg6#
    • 1...Rd6
      • 2.Qc4#
    • 1...Rd7
      • 2.Qc4#
    • 1...Rd8
      • 2.Qc4#
  • Tries
    • 1.Bh7+?
      • 1...Kc4
        • 2.Qa6#
      • 1...e4
        • 2.Qxe4#
      • 1...Ke2!
    • 1.Qa6+?
      • 1...Ke4
        • 2.Bh7#
        • 2.Qg6#
      • 1...c4!
  • Keys
    • 1.Qh3!
      • 1...Ke2
        • 2.Qf1#
      • 1...Kc4
        • 2.Qf1#
      • 1...Ke4
        • 2.Bh7#
      • 1...Rd4
        • 2.Qxf3#
      • 1...Rd6
        • 2.Qxf3#
      • 1...Rd7
        • 2.Qxf3#
      • 1...Rd8
        • 2.Qxf3#
      • 1...c4
        • 2.Qxf3#
      • 1...e4
        • 2.Qf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(a);P_SPINR(d),S_FLIGHT::QAB(E)
    • R(d);OGATE::QAB1(E)
  • Tries
    • Try
      • B(G);CHECK
      • Vars
        • K(a);P_SPINR(d),S_FLIGHT::QAB(E)
        • P(e);OGATE,P_SPINP(e)::QAB1(E),XP(e)
      • Refutation
        • K(a);P_SPINP(e),S_FLIGHT
    • Try
      • Q(E);CHECK
      • Refutation
        • P(c);P_SPINP(c)
  • Actual
    • Q(E);P_PINP(b)
    • Vars
      • K(a);N_SPINP(b),S_FLIGHT::QAB1(E)
      • K(a);N_SPINP(b),P_SPINR(d),S_FLIGHT::QAB(E)
      • K(a);N_SPINP(b),S_FLIGHT::B(G)
      • R(d);::QAR2(E),XP(b)
      • P(c);SBLOCK::QAR2(E),XP(b)
      • P(e);SBLOCK::QAB(E)
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