MESON Chess Problem Database

Problem Display
PID: 241813 (8/8/6Q1/3k4/1K1P4/8/3B4/3R4 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1929

8/8/6Q1/3k4/1K1P4/8/3B4/3R4

#2

5 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd4
      • 2.Bf4#
  • Tries
    • 1.Qe8?
      • 1...Kxd4
        • 2.Bc1#
        • 2.Be1#
        • 2.Bc3#
        • 2.Be3#
        • 2.Bf4#
        • 2.Bg5#
        • 2.Bh6#
      • 1...Kd6!
    • 1.Qc6+?
      • 1...Kxd4
        • 2.Bf4#
      • 1...Kxc6!
    • 1.Qe6+?
      • 1...Kxd4
        • 2.Bc1#
        • 2.Be1#
        • 2.Bc3#
        • 2.Be3#
        • 2.Bf4#
        • 2.Bg5#
        • 2.Bh6#
      • 1...Kxe6!
  • Keys
    • 1.Re1!
      • 1...Kxd4
        • 2.Qe4#
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(a);OGATEB,P-FLIGHT,XP(D)::R(A)+B(B)
  • Tries
    • Try
      • Q(E);
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(D)::R(A)+B(B)
      • Refutation
        • K(a);S_FLIGHT,XQ(E)
    • Try
      • Q(E);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(E)
  • Actual
    • R(A);
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