MESON Chess Problem Database

Problem Display
PID: 176168 (8/8/8/8/7Q/1K2NN1P/4k3/8 w - - 0 1)

Khalife, Georges

Schach-Echo, 1959

8/8/8/8/7Q/1K2NN1P/4k3/8

#2

5 + 1

5454 Near Snap 2018
6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Sd1!
      • 1...Kxd1
        • 2.Qe1#
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd3
        • 2.Qc4#
      • 1...Kxf3
        • 2.Qg4#

Anticipated by 201345(1922), 79523(1940), 16695(1942), 176153(1953), 110513(1955)

This anticipates 79229(1990), 7995(1995), 103493(1996)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Vars
      • K(a);S_FLIGHT,XS(B)::QAR1(E)
      • K(a);S_FLIGHT::QAR1(E)
      • K(a);S_FLIGHT::QAB1(E)
      • K(a);OGATEB,S_FLIGHT,XS(C)::QAB1(E)
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