MESON Chess Problem Database

Problem Display
PID: 153103 (3K4/Q7/8/3Nkp2/8/7P/2N5/8 w - - 0 1)

Zimmer, Eligiusz

Schweizerische Schachzeitung, 2001

3K4/Q7/8/3Nkp2/8/7P/2N5/8

#2

5 + 2

5454 Near Snap 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Scb4?
      • 1...Ke4
        • 2.Qe3#
      • 1...Kd6
        • 2.Qe7#
      • 1...Ke6
        • 2.Qe7#
      • 1...f4!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qe3#
      • 1...Kxf4
        • 2.Qe3#
      • 1...Kd6
        • 2.Qc7#
      • 1...Kf6
        • 2.Qe7#

Anticipated by 87929(1963), 1067(2000)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(D)
        • K(a);S_FLIGHT::QAB1(D)
      • Refutation
        • P(b);
  • Actual
    • S(C);
    • Threat
      • QAB1(D)
    • Vars
      • K(a);P-FLIGHT::QAR1(D)
      • K(a);S_FLIGHT,XS(C)::QAB1(D)
      • K(a);S_FLIGHT::QAB1(D)
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