MESON Chess Problem Database

Problem Display
PID: 159027 (8/1p3K2/1p3N2/1N2k3/5p2/8/7p/2Q5 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Hlas l'udu, 1983

8/1p3K2/1p3N2/1N2k3/5p2/8/7p/2Q5

#2

4 + 5

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...f3
      • 2.Qg5#
  • Tries
    • 1.Qh1?
      • threat
        • 2.Qe4#
        • 2.Qd5#
      • 1...Kf5
        • 2.Qd5#
      • 1...f3!
    • 1.Qc6?
      • threat
        • 2.Qe4#
        • 2.Qd5#
        • 2.Qe6#
      • 1...Kf5
        • 2.Qd5#
      • 1...f3
        • 2.Qe4#
      • 1...h1Q
        • 2.Qe6#
      • 1...h1B
        • 2.Qe6#
      • 1...bxc6!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qd5#
        • 2.Qe6#
        • 2.Qe4#
      • 1...Kf5
        • 2.Qd5#
      • 1...h1Q
        • 2.Qe6#
      • 1...h1B
        • 2.Qe6#
      • 1...f3
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATE::QAR2(A)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • K(c);P-FLIGHT::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);
      • Threat
        • DUALS(3)
      • Vars
        • K(c);P-FLIGHT::QAR2(A)
        • P(b);::QAR1(A)
        • P(a);::QAR1(A)
      • Refutation
        • P(e);XQ(A)
  • Actual
    • Q(A);
    • Threat
      • DUALS(3)
    • Vars
      • K(c);P-FLIGHT::QAR2(A)
      • P(a);::QAR1(A)
      • P(b);::QAR1(A)
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