MESON Chess Problem Database

Problem Display
PID: 137578 (8/4K3/1p4Pp/1pk5/1p4R1/1P2P3/8/n6B w - - 0 1)

Galitzky, Aleksandr Vasilevich

Illostrirovannaya gazeta, 1890

8/4K3/1p4Pp/1pk5/1p4R1/1P2P3/8/n6B

#2

6 + 6

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...h5
      • 2.Rg5#
  • Tries
    • 1.Rh4?
      • threat
        • 2.Rh5#
      • 1...h5
        • 2.Rxh5#
      • 1...Sxb3!
  • Keys
    • 1.Rg2!
      • 1...Kd5
        • 2.Rg5#
      • 1...Kc6
        • 2.Rc2#
      • 1...Sxb3
        • 2.Rc2#
      • 1...Sc2
        • 2.Rxc2#
      • 1...h5
        • 2.Rg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(f);N_GUARD::R(D)
  • Tries
    • Try
      • R(D);
      • Threat
        • R(D)
      • Vars
        • P(f);::R(D),XP(f)
      • Refutation
        • S(a);XP(B)
  • Actual
    • R(D);
    • Vars
      • K(d);P-FLIGHT::B(A)+R(D),DCHECK
      • S(a);N_GUARD,XP(B)::R(D)
      • S(a);N_GUARD::R(D),XS(a)
      • P(f);N_GUARD::R(D)
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