MESON Chess Problem Database

Problem Display
PID: 241826 (8/8/8/8/2K5/kpP5/6Q1/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1930

8/8/8/8/2K5/kpP5/6Q1/8

#2

3 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ka4
      • 2.Qa8#
    • 1...b2
      • 2.Qa8#
  • Tries
    • 1.Kc5?
      • 1...Ka4
        • 2.Qa8#
      • 1...b2!
    • 1.Qb2+?
      • 1...Ka4
        • 2.Qa1#
      • 1...Kxb2!
  • Keys
    • 1.Qf2!
      • 1...Ka4
        • 2.Qa7#
      • 1...b2
        • 2.Qa7#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR(A)
    • P(b);SBLOCK::QAR(A)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR(A)
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(a);P-FLIGHT::QAR(A)
      • P(b);SBLOCK::QAR(A)
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