MESON Chess Problem Database

Problem Display
PID: 69205 (8/8/1b2B1p1/2pPk1P1/8/3P2N1/4KQ2/8 w - - 0 1)

Carpenter, George Edward

The Chess Player's Chronicle (Sampson), 1874

8/8/1b2B1p1/2pPk1P1/8/3P2N1/4KQ2/8

#2

7 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sf5?
      • threat
        • 2.Qe3#
        • 2.Qg3#
        • 2.Qh2#
      • 1...c4
        • 2.Qg3#
        • 2.Qh2#
      • 1...gxf5!
  • Keys
    • 1.Qh2!
      • threat
        • 2.Sf5#
      • 1...Kd4
        • 2.Qh8#
      • 1...Kf4
        • 2.Se4#
      • 1...Kd6
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • DUALS(3)
      • Refutation
        • P(d);XS(D)
  • Actual
    • Q(B);
    • Threat
      • QAB(B)+S(D)
    • Vars
      • K(b);S_FLIGHT::QAB(B)
      • K(b);S_FLIGHT::QAB(B)+S(D)
      • K(b);S_FLIGHT::QAB(B)+S(D),DCHECK
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