MESON Chess Problem Database

Problem Display
PID: 31397 (3K4/3B4/8/3kpp1R/P2p4/1N6/7B/4Q3 w - - 0 1)

Winter-Wood, Edward John

Sheffield and Rotherham Independent, 1884

(First published on Sat Feb 16 1884)

3K4/3B4/8/3kpp1R/P2p4/1N6/7B/4Q3

#2

7 + 4

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

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qxe5#
  • Tries
    • 1.Sd2?
      • threat
        • 2.Qxe5#
      • 1...Kd6
        • 2.Qxe5#
      • 1...e4
        • 2.Rxf5#
      • 1...Kc5!
    • 1.Sa5?
      • threat
        • 2.Qxe5#
      • 1...Kd6
        • 2.Qxe5#
      • 1...e4
        • 2.Rxf5#
      • 1...Kc5!
    • 1.Qc3?
      • threat
        • 2.Qc6#
      • 1...Ke4
        • 2.Bc6#
      • 1...Kd6
        • 2.Qxd4#
        • 2.Qc5#
        • 2.Qc6#
      • 1...dxc3!
    • 1.Qc1?
      • threat
        • 2.Qc6#
      • 1...Kd6
        • 2.Qc5#
        • 2.Qc6#
      • 1...Ke4!
    • 1.Qe2?
      • 1...Kd6
        • 2.Qxe5#
      • 1...d3
        • 2.Qxd3#
      • 1...e4
        • 2.Rxf5#
        • 2.Qb5#
      • 1...f4!
  • Keys
    • 1.Qd2!
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...Kd6
        • 2.Qxd4#
      • 1...d3
        • 2.Qxd3#
      • 1...e4
        • 2.Qxd4#
      • 1...f4
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT,P_SPINP(c)::QAB1(A),XP(c)
  • Tries
    • Try
      • S(C);
      • Threat
        • QAR1(A),XP(c)
      • Vars
        • K(b);P-FLIGHT,P_SPINP(c)::QAB1(A),XP(c)
        • P(c);OGATEB,P_SPINP(d)::R(E),XP(d)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • S(C);
      • Threat
        • QAR1(A),XP(c)
      • Vars
        • K(b);P-FLIGHT,P_SPINP(c)::QAB1(A),XP(c)
        • P(c);OGATEB,P_SPINP(d)::R(E),XP(d)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(b);S_FLIGHT::B(F)
      • Refutation
        • P(a);XQ(A)
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(b);P-FLIGHT,P_SPINP(c)::QAB1(A),XP(c)
        • P(a);OGATEB::QAR2(A),XP(a)
      • Refutation
        • P(d);P_SPINP(c)
  • Actual
    • Q(A);P_PINP(a)
    • Vars
      • K(b);N_SPINP(a),S_FLIGHT::B(F)
      • K(b);P-FLIGHT::QAR2(A),XP(a)
      • P(a);OGATEB::QAR2(A),XP(a)
      • P(c);N_GUARD::QAR1(A),XP(a)
      • P(d);S_CUTP(c)::QAR1(A),XP(a)
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