MESON Chess Problem Database

Problem Display
PID: 257531 (6K1/8/Q7/1N1pk3/4pp2/7P/8/8 w - - 0 1)

Ugryumov, Mark

Astafyeva-30 JT (Kudesnik), 2021

6K1/8/Q7/1N1pk3/4pp2/7P/8/8

#2

4 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Kf7!
      • threat
        • 2.Qe6#
        • 2.Qf6#
      • 1...Kf5
        • 2.Qf6#
      • 1...e3
        • 2.Qe6#
      • 1...f3
        • 2.Qf6#
      • 1...d4
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(D);S_FLIGHT
    • Threat
      • DUALS(2)
    • Vars
      • K(d);P-FLIGHT::QAR1(C)
      • P(a);::QAR1(C)
      • P(b);::QAB1(C)
      • P(c);::QAR1(C)
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