MESON Chess Problem Database

Problem Display
PID: 137953 (8/6p1/6P1/7n/7k/7p/3Q1P2/3BK3 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Sporten, 1893

8/6p1/6P1/7n/7k/7p/3Q1P2/3BK3

#2

5 + 4

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sg3
      • 2.Qf4#
      • 2.Qd8#
    • 1...Sf4
      • 2.Qxf4#
      • 2.Qd8#
  • Tries
    • 1.Qe3?
      • 1...Sf4
        • 2.Qxf4#
        • 2.Qg3#
        • 2.Qe7#
      • 1...Sf6
        • 2.Qg3#
      • 1...Sg3
        • 2.Qf4#
        • 2.Qxg3#
        • 2.Qe7#
        • 2.fxg3#
      • 1...h2!
    • 1.Qb4+?
      • 1...Sf4
        • 2.Qe7#
        • 2.Qxf4#
      • 1...Kg5!
    • 1.Qa5?
      • threat
        • 2.Qxh5#
      • 1...Sg3
        • 2.Qd8#
      • 1...Sf4
        • 2.Qd8#
      • 1...Sf6!
    • 1.Qd4+?
      • 1...Sf4
        • 2.Qxf4#
        • 2.Qd8#
      • 1...Kg5!
    • 1.Qd5?
      • threat
        • 2.Qxh5#
      • 1...Sg3
        • 2.Qd8#
      • 1...Sf4
        • 2.Qd8#
      • 1...Sf6!
  • Keys
    • 1.f4!
      • 1...Kg3
        • 2.Qf2#
      • 1...Sxf4
        • 2.Qxf4#
      • 1...h2
        • 2.Qxh2#
      • 1...Sf6
        • 2.Qf2#
      • 1...Sg3
        • 2.Qd8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Vars
        • S(c);N_GUARD::QAB1(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR1(C),XS(c)
      • Vars
        • S(c);N_GUARD::QAB(C)
      • Refutation
        • S(c);
    • Try
      • Q(C);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR1(C),XS(c)
      • Vars
        • S(c);N_GUARD::QAB(C)
      • Refutation
        • S(c);
  • Actual
    • P(D);
    • Vars
      • K(b);S_FLIGHT::QAB1(C)
      • S(c);OGATE,XP(D)::QAR2(C),XS(c)
      • P(a);OGATEB::QAR2(C),XP(a)
      • S(c);N_GUARD::QAB(C)
      • S(c);N_GUARD,SBLOCK::QAB(C)
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