MESON Chess Problem Database

Problem Display
PID: 241893 (8/8/8/2K5/k1N5/1p6/p5p1/6Q1 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1932

8/8/8/2K5/k1N5/1p6/p5p1/6Q1

#2

3 + 4

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...a1Q
      • 2.Qxa1#
    • 1...a1S
      • 2.Qxa1#
    • 1...a1B
      • 2.Qxa1#
    • 1...a1R
      • 2.Qxa1#
    • 1...b2
      • 2.Qd1#
  • Keys
    • 1.Qxg2!
      • threat
        • 2.Qc6#
        • 2.Qa8#
      • 1...b2
        • 2.Qc2#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • P(a);OGATEB::QAR(A),XQ(a)
    • P(a);OGATEB::QAR(A),XS(a)
    • P(a);OGATEB::QAR(A),XB(a)
    • P(a);OGATEB::QAR(A),XR(a)
    • P(c);OGATEB::QAB(A)
  • Actual
    • Q(A);XP(b)
    • Threat
      • DUALS(2)
    • Vars
      • P(c);OGATEB::QAB(A)
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