MESON Chess Problem Database

Problem Display
PID: 76474 (QN1rb3/4p3/4p3/2P1kpK1/3p1N2/3B4/4P3/8 w - - 0 1)

Ebsworth, Rev Walter

The Tablet, 1932

(First published on Sat Mar 26 1932)

QN1rb3/4p3/4p3/2P1kpK1/3p1N2/3B4/4P3/8

#2

7 + 7

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Rd7
      • 2.Sc6#
    • 1...Rxb8
      • 2.Qxb8#
    • 1...Ba4
      • 2.Sg6#
    • 1...Bb5
      • 2.Sg6#
    • 1...Bh5
      • 2.Sc6#
    • 1...Bc6
      • 2.Sxc6#
    • 1...Bg6
      • 2.Sxg6#
      • 2.Sc6#
    • 1...Bd7
      • 2.Sg6#
    • 1...Bf7
      • 2.Sc6#
  • Tries
    • 1.Sd7+?
      • 1...Bxd7
        • 2.Sg6#
      • 1...Rxd7!
    • 1.Bxf5?
      • threat
        • 2.Sd3#
        • 2.Qe4#
      • 1...d3
        • 2.Qe4#
      • 1...Rd5
        • 2.Sd3#
      • 1...Bb5
        • 2.Sg6#
        • 2.Qe4#
      • 1...Bc6
        • 2.Sxc6#
      • 1...exf5!
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qh8#
      • 1...Ba4
        • 2.Sg6#
      • 1...Bb5
        • 2.Sg6#
      • 1...Bh5
        • 2.Sc6#
      • 1...Bc6
        • 2.Sg6#
        • 2.Sxc6#
      • 1...Bg6
        • 2.Sxg6#
        • 2.Sc6#
      • 1...Bd7
        • 2.Sg6#
      • 1...Bf7
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • R(f);S_CUTB(g)::S(G)
    • R(f);OGATE,XS(G)::QAB(F),XR(f)
    • B(g);N_GUARD::S(C)
    • B(g);N_GUARD::S(G)
    • B(g);N_GUARD::S(G),XB(g)
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • B(g);XS(G)::S(C)
      • Refutation
        • R(f);XS(G)
    • Try
      • B(B);XP(c)
      • Threat
        • DUALS(2)
      • Vars
        • P(a);::QAR1(F)
        • R(f);::S(C)
        • B(g);N_GUARD::S(G),XB(g)
      • Refutation
        • P(d);XB(B)
  • Actual
    • Q(F);
    • Threat
      • QAB(F)
    • Vars
      • B(g);N_GUARD::S(C)
      • B(g);N_GUARD::S(G)
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