MESON Chess Problem Database

Problem Display
PID: 241885 (8/8/6N1/Q2p4/2k5/8/2K2P2/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1932

8/8/6N1/Q2p4/2k5/8/2K2P2/8

#2

4 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qb4#
    • 1...d4
      • 2.Se5#
  • Tries
    • 1.Sf4?
      • 1...Kd4
        • 2.Qxd5#
      • 1...d4!
    • 1.Se7?
      • 1...Kd4
        • 2.Qxd5#
      • 1...d4!
    • 1.Qb5+?
      • 1...Kd4
        • 2.Qb4#
      • 1...Kxb5!
    • 1.f4?
      • 1...d4
        • 2.Se5#
      • 1...Kd4!
  • Keys
    • 1.f3!
      • 1...Kd4
        • 2.Qc3#
      • 1...d4
        • 2.Se5#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR2(C)
    • P(b);SBLOCK::S(D)
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(C),XP(b)
      • Refutation
        • P(b);
    • Try
      • S(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(C),XP(b)
      • Refutation
        • P(b);
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR2(C)
      • Refutation
        • K(a);S_FLIGHT,XQ(C)
    • Try
      • P(B);
      • Vars
        • P(b);SBLOCK::S(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(B);
    • Vars
      • K(a);P-FLIGHT::QAB1(C)
      • P(b);SBLOCK::S(D)
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