MESON Chess Problem Database

Problem Display
PID: 139324 (8/8/8/6pp/4p1Nr/4P2k/5P2/3Q1K2 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Russki invalid, 1906

8/8/8/6pp/4p1Nr/4P2k/5P2/3Q1K2

#2

5 + 5

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Kg1?
      • 1...hxg4
        • 2.Qf1#
      • 1...Rxg4+!
  • Keys
    • 1.Ke2!
      • 1...Kg2
        • 2.Qf1#
      • 1...Kxg4
        • 2.Qd7#
      • 1...Rxg4
        • 2.Qh1#
      • 1...hxg4
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(e);SBLOCK,XS(E)::QAB(A)
      • Refutation
        • R(c);CHECK,XS(E)
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • K(a);OGATEB,S_FLIGHT,XS(E)::QAB(A)
      • R(c);SBLOCK,XS(E)::QAR2(A)
      • P(e);SBLOCK,XS(E)::QAR2(A)
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