MESON Chess Problem Database

Problem Display
PID: 120087 (k7/P3N3/Q7/8/8/5p2/6b1/3K2b1 w - - 0 1)

Kokes, Alois

Ruch, 1948

k7/P3N3/Q7/8/8/5p2/6b1/3K2b1

#2

4 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sd5?
      • threat
        • 2.Sc7#
      • 1...Bh2
        • 2.Sb6#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Bxa7!
  • Keys
    • 1.Sc8!
      • threat
        • 2.Qc6#
      • 1...Bxa7
        • 2.Qxa7#
      • 1...Bb6
        • 2.Sxb6#
      • 1...f2
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • B(a);N_GUARD::S(D)
        • B(a);N_GUARD::S(D),XB(a)
      • Refutation
        • B(a);P_SPINB(a),XP(C)
  • Actual
    • S(D);
    • Threat
      • QAB(B)
    • Vars
      • B(a);OGATE,P_SPINB(a),XP(C)::QAR1(B),XB(a)
      • B(a);N_GUARD::S(D),XB(a)
      • P(c);S_CUTB(a)::S(D)
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