MESON Chess Problem Database

Problem Display
PID: 245953 (5B2/5B2/4K3/6kp/6P1/7Q/8/8 w - - 0 1)

Labai, Zoltan

Comm., Sem Shakhmatnikh not, 2007

5B2/5B2/4K3/6kp/6P1/7Q/8/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...hxg4
      • 2.Bh6#
      • 2.Qh6#
  • Tries
    • 1.Ke5?
      • threat
        • 2.Qxh5#
      • 1...hxg4
        • 2.Bh6#
        • 2.Be7#
        • 2.Qh5#
        • 2.Qh6#
      • 1...h4!
    • 1.Bg6?
      • 1...Kf4
        • 2.Bh6#
      • 1...Kxg6
        • 2.Qxh5#
      • 1...hxg4
        • 2.Qh6#
      • 1...h4!
  • Keys
    • 1.Qf3!
      • 1...Kh4
        • 2.Be7#
      • 1...hxg4
        • 2.Qf6#
      • 1...h4
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Threat
        • QAR1(A),XP(b)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::B(E)
        • K(a);P-FLIGHT,XB(D)::QAB1(A),XP(b)
        • P(b);OGATE,SBLOCK,XP(B)::QAB1(A)
      • Refutation
        • P(b);
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::B(E)
      • P(b);SBLOCK,XP(B)::QAB1(A)
      • P(b);SBLOCK::QAR1(A)
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