MESON Chess Problem Database

Problem Display
PID: 142904 (3K4/8/4B3/2P3p1/P2Nk3/R3PN1P/2P3qp/4Q1bn w - - 0 1)

Winter-Wood, Edward John

Yorkshire Weekly Post, 1905

(First published on Sat Feb 25 1905)

3K4/8/4B3/2P3p1/P2Nk3/R3PN1P/2P3qp/4Q1bn

#2

11 + 6

15254 EJWW Scrapbook 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe3
      • 2.Qxe3#
  • Tries
    • 1.Qb4?
      • threat
        • 2.Qb7#
      • 1...Qxf3
        • 2.Sc6#
      • 1...Bxe3!
    • 1.Qh4+?
      • 1...Qg4
        • 2.Qxg4#
      • 1...g4
        • 2.Qh7#
      • 1...gxh4!
    • 1.c4?
      • threat
        • 2.Bd5#
        • 2.Bf5#
      • 1...Qxh3
        • 2.Bd5#
        • 2.Qb1#
      • 1...Bxe3
        • 2.Qxe3#
      • 1...Qg4
        • 2.Bd5#
        • 2.Qb1#
      • 1...Sg3
        • 2.Bd5#
      • 1...Qxf3!
  • Keys
    • 1.Sc6!
      • 1...Qd2+
        • 2.Sxd2#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Qxf3
        • 2.Qb4#
      • 1...Qxh3
        • 2.Sd2#
        • 2.Sxg5#
      • 1...Qxc2
        • 2.Sxg5#
      • 1...Bxe3
        • 2.Qxe3#
      • 1...Qf1
        • 2.Sd2#
        • 2.Sxg5#
      • 1...Qe2
        • 2.Sxg5#
      • 1...Qf2
        • 2.Sxg5#
      • 1...Qg3
        • 2.Sd2#
      • 1...Qg4
        • 2.Sd2#
      • 1...Bf2
        • 2.Sd2#
      • 1...Sf2
        • 2.Sd2#
      • 1...Sg3
        • 2.Sxg5#
      • 1...g4
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB(A)
      • Vars
        • Q(c);SBLOCK,XS(E)::QAR(A)+S(H)
      • Refutation
        • B(a);XP(D)
    • Try
      • Q(A);CHECK
      • Vars
        • Q(c);N_GUARD,P_SPINQ(c)::QAR2(A),XQ(c)
        • P(f);P_SPINP(f)::QAB(A)
      • Refutation
        • P(f);XQ(A)
    • Try
      • P(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
        • S(b);::B(J)
      • Refutation
        • Q(c);XS(E)
  • Actual
    • S(H);
    • Vars
      • Q(c);CHECK,N_GUARD::S(E),XQ(c)
      • K(e);S_FLIGHT,XS(E)::B(J)
      • Q(c);SBLOCK,XS(E)::QAR(A)
      • Q(c);N_GUARD,XP(B)::S(E),XP(f)
      • B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
      • Q(c);N_GUARD::S(E),XP(f)
      • Q(c);N_GUARD::S(E)
      • B(a);S_CUTQ(c)::S(E)
      • S(b);S_CUTQ(c)::S(E)
      • S(b);S_CUTQ(c)::S(E),XP(f)
      • P(f);S_CUTQ(c)::S(E)
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