MESON Chess Problem Database

Problem Display
PID: 69662 (8/8/4p3/p3k1K1/1B1p4/4nP2/8/3RQ3 w - - 0 1)

Crake, James

The Chess Player's Chronicle (Sampson), 1877

8/8/4p3/p3k1K1/1B1p4/4nP2/8/3RQ3

#2

5 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Qxe3+?
      • 1...dxe3
        • 2.Bc3#
        • 2.Bd6#
      • 1...Kd5!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Qxd4#
      • 1...Kd5
        • 2.Qc5#
      • 1...Sxd1
        • 2.Qc5#
      • 1...dxc3
        • 2.Bxc3#
        • 2.Bd6#
      • 1...Sc2
        • 2.Qc5#
      • 1...Sf5
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK,XS(a)
      • Refutation
        • K(d);P-FLIGHT,P_SPINP(b)
  • Actual
    • Q(B);N_PINS(a),P_PINP(b)
    • Threat
      • QAB1(B),XP(b)
    • Vars
      • K(d);P-FLIGHT::QAR1(B)
      • S(a);N_GUARD,XR(A)::QAR2(B)
      • S(a);N_GUARD::QAR2(B)
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