MESON Chess Problem Database

Problem Display
PID: 137875 (6Q1/1ppN4/1PPpp3/3k1N1p/2R4P/8/Kn4P1/5n2 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Russian Ty., 1891

6Q1/1ppN4/1PPpp3/3k1N1p/2R4P/8/Kn4P1/5n2

#2

9 + 8

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Se3#
    • 1...Sh2
      • 2.Se3#
    • 1...Se3
      • 2.Sxe3#
    • 1...Sg3
      • 2.Se3#
    • 1...bxc6
      • 2.Rd4#
  • Tries
    • 1.Qg4?
      • threat
        • 2.Se7#
        • 2.Qd4#
        • 2.Qe4#
      • 1...Sxc4
        • 2.Se7#
        • 2.Qf3#
      • 1...exf5
        • 2.Qg8#
      • 1...e5
        • 2.Se7#
        • 2.Qg8#
      • 1...Sd2
        • 2.Se3#
        • 2.Se7#
        • 2.Qd4#
      • 1...Sg3
        • 2.Se3#
        • 2.Se7#
        • 2.Qd4#
      • 1...hxg4!
  • Keys
    • 1.Qg3!
      • 1...Kxc4
        • 2.Qb3#
      • 1...Sxg3
        • 2.Se3#
      • 1...Sxc4
        • 2.Qf3#
      • 1...exf5
        • 2.Qg8#
      • 1...bxc6
        • 2.Rd4#
      • 1...cxb6
        • 2.Sxb6#
      • 1...e5
        • 2.Qg8#
      • 1...Sd2
        • 2.Se3#
      • 1...Sh2
        • 2.Se3#
      • 1...Se3
        • 2.Sxe3#
      • 1...Sd1
        • 2.Qd3#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Sa4
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::S(E)
    • S(a);N_GUARD::S(E),XS(a)
    • P(g);SBLOCK,XP(G)::R1(C)
  • Tries
    • Try
      • Q(I);N_PINP(f)
      • Threat
        • DUALS(3)
      • Vars
        • P(f);OGATEB,XS(E)::QAB(I)
      • Refutation
        • P(d);XQ(I)
  • Actual
    • Q(I);N_PINP(f)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(C)::QAB1(I)
      • S(a);N_GUARD,XQ(I)::S(E)
      • S(b);SBLOCK,XR(C)::QAB(I)
      • P(f);OGATEB,XS(E)::QAB(I)
      • P(g);SBLOCK,XP(G)::R1(C)
      • P(h);XP(F)::S(H),XP(h)
      • P(f);OGATEB::QAB(I)
      • S(a);N_GUARD::S(E)
      • S(a);N_GUARD::S(E),XS(a)
      • S(b);N_GUARD::QAR2(I)
      • S(b);N_GUARD::QAR2(I),XS(b)
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