MESON Chess Problem Database

Problem Display
PID: 231105 (8/7p/7P/5Q2/6pk/8/6K1/6N1 w - - 0 1)

Szasz, Lajos

Magyar Sakkvilag, 1927

8/7p/7P/5Q2/6pk/8/6K1/6N1

#2

4 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...g3
      • 2.Sf3#
  • Tries
    • 1.Kh1?
      • 1...g3
        • 2.Sf3#
      • 1...Kg3!
    • 1.Qg6?
      • 1...g3
        • 2.Sf3#
      • 1...hxg6!
  • Keys
    • 1.Kf1!
      • 1...Kg3
        • 2.Qf2#
      • 1...g3
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(a);N_GUARD::S(A)
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • P(a);N_GUARD,SBLOCK::S(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • P(a);N_GUARD::S(A)
      • Refutation
        • P(c);XQ(C)
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • K(b);S_FLIGHT::QAB1(C)
      • P(a);N_GUARD,SBLOCK::S(A)
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