MESON Chess Problem Database

Problem Display
PID: 25829 (2K1k3/3r4/2Q5/6B1/1b1N4/8/8/8 w - - 0 1)

Lincoln, Robert A

Magadan-60 JT (Kudesnik), 1999

(First published on Wed Mar 10 1999)

2K1k3/3r4/2Q5/6B1/1b1N4/8/8/8

#2

4 + 3

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Bf8
      • 2.Qxd7#
  • Tries
    • 1.Qg6+?
      • 1...Kf8
        • 2.Se6#
      • 1...Rf7!
  • Keys
    • 1.Bh6!
      • threat
        • 2.Qxd7#
      • 1...Ke7
        • 2.Qe6#
      • 1...Kf7
        • 2.Qe6#
      • 1...Be7
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(a);SBLOCK::QAB1(C),XR(b)
  • Tries
    • Try
      • Q(C);CHECK,N_PINR(b)
      • Vars
        • K(c);P-FLIGHT::S(A)
      • Refutation
        • R(b);P_SPINR(b)
  • Actual
    • B(B);
    • Threat
      • QAB1(C),XR(b)
    • Vars
      • K(c);N_SPINR(b),P-FLIGHT::QAR1(C)
      • K(c);N_SPINR(b),S_FLIGHT::QAB1(C)
      • B(a);SBLOCK::QAB(C)
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