MESON Chess Problem Database

Problem Display
PID: 203569 (5r1b/5knK/1NB4P/4PN2/4RR2/8/8/8 w - - 0 1)

Hertmann, Sandor

Uj Nemezdek, 1924

5r1b/5knK/1NB4P/4PN2/4RR2/8/8/8

#2

8 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Bd5#
    • 1...Se8
      • 2.Bd5#
  • Keys
    • 1.Sd5!
      • threat
        • 2.Sxg7#
      • 1...Ke6
        • 2.Sd4#
      • 1...Sxf5
        • 2.e6#
      • 1...Sh5
        • 2.e6#
      • 1...Se6
        • 2.Sd6#
      • 1...Se8
        • 2.e6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(F)
    • S(b);N_GUARD,SBLOCK::B(F)
  • Actual
    • S(E);
    • Threat
      • R(B)+S(D),XS(b)
    • Vars
      • K(a);S_FLIGHT::S(D)
      • S(b);N_GUARD,P_SPINS(b),XS(D)::P(C)
      • S(b);N_GUARD::P(C)
      • S(b);SBLOCK::R(B)+S(D),DCHECK
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