MESON Chess Problem Database

Problem Display
PID: 31382 (8/3K4/N1p3N1/n2k1n2/3p4/3P1P2/2B5/5Qbb w - - 0 1)

Winter-Wood, Edward John

Illustrated Sporting and Dramatic News, 1883

(First published on Sat Apr 21 1883)

8/3K4/N1p3N1/n2k1n2/3p4/3P1P2/2B5/5Qbb

#2

7 + 7

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

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf3
      • 2.Qxf3#
    • 1...Sb3
      • 2.Bxb3#
    • 1...Sc4
      • 2.dxc4#
    • 1...Sb7
      • 2.Bb3#
    • 1...c5
      • 2.Sc7#
  • Tries
    • 1.Bb3+?
      • 1...Sc4
        • 2.Bxc4#
        • 2.dxc4#
      • 1...Sxb3!
  • Keys
    • 1.f4!
      • 1...Bf2
        • 2.Qxh1#
      • 1...Bh2
        • 2.Qxh1#
      • 1...Be3
        • 2.Qxh1#
      • 1...Bg2
        • 2.Qxg2#
      • 1...Bf3
        • 2.Qxf3#
      • 1...Be4
        • 2.dxe4#
      • 1...Sb3
        • 2.Bxb3#
      • 1...Sc4
        • 2.dxc4#
      • 1...Sb7
        • 2.Bb3#
      • 1...Se3
        • 2.Se7#
      • 1...Sg3
        • 2.Se7#
      • 1...Sh4
        • 2.Se7#
      • 1...Sd6
        • 2.Se7#
      • 1...Sh6
        • 2.Se7#
      • 1...Se7
        • 2.Sxe7#
      • 1...Sg7
        • 2.Se7#
      • 1...c5
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE,XP(D)::QAB(A),XB(b)
    • S(d);N_GUARD::B(B),XS(d)
    • S(d);OGATE::P(C),XS(d)
    • S(d);N_GUARD::B(B)
    • P(g);SBLOCK::S(E)
  • Tries
    • Try
      • B(B);CHECK
      • Refutation
        • S(d);XB(B)
  • Actual
    • P(D);
    • Vars
      • B(a);OGATE::QAB(A),XB(b)
      • B(b);N_GUARD::QAB(A),XB(b)
      • B(b);OGATE::P(C),XB(b)
      • S(d);N_GUARD::B(B),XS(d)
      • S(d);OGATE::P(C),XS(d)
      • S(d);N_GUARD::B(B)
      • S(f);N_GUARD::S(F)
      • S(f);N_GUARD::S(F),XS(f)
      • P(g);SBLOCK::S(E)
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