MESON Chess Problem Database

Problem Display
PID: 22352 (6B1/5n2/Pn4pN/3k2P1/8/N2KP2p/7B/5Q2 w - - 0 1)

Winter-Wood, Edward John

Illustrated Sporting and Dramatic News, 1882

(First published on Sat Aug 5 1882)

6B1/5n2/Pn4pN/3k2P1/8/N2KP2p/7B/5Q2

#2

9 + 5

3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qxf7#
  • Tries
    • 1.Kc2?
      • 1...Kc5
        • 2.Qb5#
      • 1...Kc6
        • 2.Qb5#
      • 1...Ke6
        • 2.Qxf7#
      • 1...Sa4
        • 2.Qc4#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Sd7
        • 2.Qc4#
      • 1...Sa8
        • 2.Qc4#
      • 1...Sc8
        • 2.Qc4#
      • 1...Ke4!
    • 1.Qc1?
      • threat
        • 2.Bxf7#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Ke6!
    • 1.Qf3+?
      • 1...Ke6
        • 2.Qxf7#
      • 1...Kc5!
    • 1.Qf5+?
      • 1...Kc6
        • 2.Qb5#
      • 1...gxf5!
    • 1.Qxf7+?
      • 1...Kc6
        • 2.Qc7#
      • 1...Kc5!
  • Keys
    • 1.Kd2!
      • 1...Sc4+
        • 2.Qxc4#
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qb5#
      • 1...Kc6
        • 2.Qb5#
      • 1...Ke6
        • 2.Qxf7#
      • 1...Sa4
        • 2.Qc4#
      • 1...Sd7
        • 2.Qc4#
      • 1...Sa8
        • 2.Qc4#
      • 1...Sc8
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAB1(A),XS(e)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(b);N_SPINS(e),P-FLIGHT::QAR1(A)
        • K(b);N_SPINS(e),S_FLIGHT::QAB1(A)
        • K(b);S_FLIGHT::QAB1(A),XS(e)
        • S(c);N_GUARD::QAB1(A)
        • S(c);N_GUARD::QAB1(A),XS(c)
      • Refutation
        • K(b);N_SPINS(e),S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • B(I),XS(e)
      • Vars
        • S(c);N_GUARD::QAB1(A),XS(c)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(A),XS(e)
      • Refutation
        • K(b);N_SPINS(e),P-FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);N_SPINS(e),OGATE,S_FLIGHT::QAB1(A)
      • Refutation
        • P(d);XQ(A)
    • Try
      • Q(A);CHECK,XS(e)
      • Vars
        • K(b);S_FLIGHT::QAR1(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • S(c);CHECK,N_GUARD::QAB1(A),XS(c)
      • K(b);N_SPINS(e),S_FLIGHT::QAB(A)
      • K(b);N_SPINS(e),P-FLIGHT::QAR1(A)
      • K(b);N_SPINS(e),S_FLIGHT::QAB1(A)
      • K(b);S_FLIGHT::QAB1(A),XS(e)
      • S(c);N_GUARD::QAB1(A)
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