MESON Chess Problem Database

Problem Display
PID: 142344 (2b2KR1/1prp1P2/1Rn2P1p/3Pk2P/1P2N3/8/1P6/5QBB w - - 0 1)

Grimshaw, Walter

Leeds Mercury Weekly Supplement, 1879

(First published on Sat Sep 27 1879)

2b2KR1/1prp1P2/1Rn2P1p/3Pk2P/1P2N3/8/1P6/5QBB

#2

13 + 7

15239 Valois Notebooks 2015

SOLUTION

  • SOUND
  • Tries
    • 1.Sc5?
      • 1...Kd6
        • 2.Bh2#
        • 2.Qf4#
      • 1...Sa5
        • 2.Sd3#
      • 1...Sd4
        • 2.Sd3#
        • 2.Bh2#
      • 1...Sa7
        • 2.Sd3#
      • 1...Se7
        • 2.Sd3#
      • 1...Sb8
        • 2.Sd3#
      • 1...Sd8
        • 2.Sd3#
      • 1...d6
        • 2.Sd3#
      • 1...Sxb4!
    • 1.Sd6?
      • threat
        • 2.Sc4#
      • 1...Kxd6
        • 2.Bh2#
        • 2.Qf4#
      • 1...Sxb4
        • 2.Qf5#
      • 1...Sa5
        • 2.Qf5#
      • 1...Sd4
        • 2.Bh2#
      • 1...Sa7
        • 2.Qf5#
      • 1...Sb8
        • 2.Qf5#
      • 1...Sd8
        • 2.Qf5#
      • 1...Se7!
    • 1.Qf4+?
      • 1...Kxd5
        • 2.Sc5#
        • 2.Sg5#
      • 1...Kxf4!
  • Keys
    • 1.Sf2!
      • 1...Kd4
        • 2.Sg4#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kf5
        • 2.Sd3#
        • 2.Sg4#
      • 1...Kd6
        • 2.Bh2#
      • 1...Kxf6
        • 2.Sd3#
        • 2.Sg4#
      • 1...Sxb4
        • 2.Sg4#
      • 1...Sd4
        • 2.Sd3#
        • 2.Sg4#
      • 1...Sa5
        • 2.Sd3#
        • 2.Sg4#
      • 1...Sa7
        • 2.Sd3#
        • 2.Sg4#
      • 1...Se7
        • 2.Sd3#
        • 2.Sg4#
      • 1...Sb8
        • 2.Sd3#
        • 2.Sg4#
      • 1...Sd8
        • 2.Sd3#
        • 2.Sg4#
      • 1...d6
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • S(b);::S(F)
        • P(f);SBLOCK::S(F)
      • Refutation
        • S(b);XP(E)
    • Try
      • S(F);
      • Threat
        • S(F)
      • Vars
        • S(b);XP(E)::QAR1(A)
        • S(b);::QAR1(A)
        • S(b);SBLOCK::B(B)
      • Refutation
        • S(b);
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT::B(B)+S(F)
      • K(a);S_FLIGHT::QAR(A)+S(F),DCHECK
      • K(a);P_SPINS(b),S_FLIGHT::B(B)
      • S(b);XP(E)::S(F)
      • P(f);SBLOCK::S(F)
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