MESON Chess Problem Database

Problem Display
PID: 95025 (3K4/p3pp2/4kpp1/1R3r2/8/4P2B/2n3nB/2NR4 w - - 0 1)

Salai, Ladislav

Nedelna Pravda, 1983

(First published on Tue Aug 9 1983)

3K4/p3pp2/4kpp1/1R3r2/8/4P2B/2n3nB/2NR4

#2

7 + 9

144 Pat a Mat 1984
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...g5
      • 2.Bxf5#
    • 1...a5
      • 2.Rb6#
    • 1...a6
      • 2.Rb6#
  • Tries
    • 1.Sb3?
      • threat
        • 2.Sc5#
      • 1...Sd4
        • 2.Sxd4#
      • 1...Sf4!
    • 1.Sd3?
      • threat
        • 2.Sc5#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Sd4!
  • Keys
    • 1.Se2!
      • 1...Scxe3
        • 2.Sd4#
      • 1...Sgxe3
        • 2.Sf4#
      • 1...Sa1
        • 2.Sd4#
      • 1...Sce1
        • 2.Sd4#
      • 1...Sa3
        • 2.Sd4#
      • 1...Sb4
        • 2.Sd4#
      • 1...Sd4
        • 2.Sxd4#
      • 1...Sge1
        • 2.Sf4#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Sh4
        • 2.Sf4#
      • 1...g5
        • 2.Bxf5#
      • 1...a5
        • 2.Rb6#
      • 1...a6
        • 2.Rb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • P(f);N_GUARD::B(E),XR(c)
    • P(g);N_GUARD::R(F)
  • Tries
    • Try
      • S(A);
      • Threat
        • S(A)
      • Vars
        • S(a);N_GUARD::S(A),XS(a)
      • Refutation
        • S(b);
    • Try
      • S(A);
      • Threat
        • S(A)
      • Vars
        • S(b);N_GUARD::S(A),XS(b)
      • Refutation
        • S(a);
  • Actual
    • S(A);
    • Vars
      • S(a);N_GUARD,XP(D)::S(A)
      • S(b);N_GUARD,XP(D)::S(A)
      • S(a);N_GUARD::S(A)
      • S(a);N_GUARD::S(A),XS(a)
      • S(b);N_GUARD::S(A)
      • S(b);N_GUARD::S(A),XS(b)
      • P(f);N_GUARD::B(E),XR(c)
      • P(g);N_GUARD::R(F)
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