MESON Chess Problem Database

Problem Display
PID: 2753 (1K1R3N/2Bb4/R2NpP1Q/4k1n1/2P5/8/8/3B4 w - - 0 1)

Thursby, John Ormerod Scarlett

The Chess Monthly (Hoffer), 1883

1K1R3N/2Bb4/R2NpP1Q/4k1n1/2P5/8/8/3B4

#2

10 + 4

3357 75 Chess Problems 1883
4760 200 Classic Chess Puzzles 1993

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5+?
      • 1...Kf5
        • 2.Qg6#
      • 1...Ke4!
    • 1.Sf5+?
      • 1...Kxf5
        • 2.Qg6#
      • 1...Ke4!
  • Keys
    • 1.Bb6!
      • 1...Kf4
        • 2.Qh2#
      • 1...Kxd6
        • 2.Bd4#
      • 1...Ba4
        • 2.Qxg5#
      • 1...Bb5
        • 2.Qxg5#
      • 1...Bc6
        • 2.Qxg5#
      • 1...Bc8
        • 2.Qxg5#
      • 1...Be8
        • 2.Qxg5#
      • 1...Sf3
        • 2.Shf7#
      • 1...Sh3
        • 2.Shf7#
      • 1...Se4
        • 2.Shf7#
      • 1...Sf7
        • 2.Shxf7#
      • 1...Sh7
        • 2.Shf7#

This is a version

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT,XS(D)::QAB1(F)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(G);
    • Vars
      • K(a);P_SPINS(b),S_FLIGHT::QAB(F)
      • K(a);P_SPINB(d),S_FLIGHT,XS(D)::R(C)+B(G)
      • B(d);::QAR2(F),XS(b)
      • S(b);N_GUARD::S(J)
      • S(b);N_GUARD::S(J),XS(b)
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