MESON Chess Problem Database

Problem Display
PID: 107063 (3N4/2n5/1p6/pNk5/p7/P7/3PQ3/7K w - - 0 1)

L'Hermet, Johann Georg Rudolf

Oesterreichische Lesehalle, 1886

3N4/2n5/1p6/pNk5/p7/P7/3PQ3/7K

#2

6 + 5

6490 yacpdb 2009
5454 Near Snap 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sd5
      • 2.d4#
  • Keys
    • 1.d3!
      • 1...Kxb5
        • 2.d4#
      • 1...Kd5
        • 2.Qh5#
      • 1...Sxb5
        • 2.Qe5#
      • 1...Sd5
        • 2.d4#
      • 1...Sa6
        • 2.Qh5#
        • 2.Qe5#
      • 1...Se6
        • 2.Qe5#
      • 1...Sa8
        • 2.Qh5#
        • 2.Qe5#
      • 1...Se8
        • 2.Qh5#
        • 2.Qe5#

This anticipates 193607(1915), 93859(1952)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(e);SBLOCK::P(B)
  • Actual
    • P(B);
    • Vars
      • K(c);P-FLIGHT,XS(E)::QAB(C)+P(B)
      • K(c);P-FLIGHT::QAR(C)
      • S(e);N_GUARD,SBLOCK,XS(E)::QAR2(C)
      • S(e);SBLOCK::P(B)
      • S(e);N_GUARD::QAR2(C)
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