MESON Chess Problem Database

Problem Display
PID: 138586 (8/4n2K/2n5/3pR1N1/3p1kP1/6pP/8/6Q1 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Moskovskie Viedomosti, 1900

8/4n2K/2n5/3pR1N1/3p1kP1/6pP/8/6Q1

#2

6 + 6

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Qxd4#
    • 1...Sa5
      • 2.Qxd4#
    • 1...Sxe5
      • 2.Qc1#
    • 1...Sa7
      • 2.Qxd4#
    • 1...Sb8
      • 2.Qxd4#
    • 1...Sd8
      • 2.Qxd4#
    • 1...Sf5
      • 2.Rxf5#
    • 1...Sg6
      • 2.Rf5#
    • 1...Sc8
      • 2.Rf5#
    • 1...Sg8
      • 2.Rf5#
    • 1...g2
      • 2.Qh2#
    • 1...d3
      • 2.Qe3#
  • Tries
    • 1.Se6+?
      • 1...Kf3
        • 2.Qf1#
      • 1...Kxe5!
    • 1.Sf7?
      • threat
        • 2.Qf1#
      • 1...Kf3
        • 2.Qf1#
      • 1...g2
        • 2.Qf2#
      • 1...Sxe5!
  • Keys
    • 1.Kg7!
      • 1...Sf5+
        • 2.Rxf5#
      • 1...Kxe5
        • 2.Qxg3#
      • 1...Sxe5
        • 2.Qc1#
      • 1...g2
        • 2.Qh2#
      • 1...Sb4
        • 2.Qxd4#
      • 1...Sa5
        • 2.Qxd4#
      • 1...Sa7
        • 2.Qxd4#
      • 1...Sb8
        • 2.Qxd4#
      • 1...Sd8
        • 2.Qxd4#
      • 1...Sg6
        • 2.Rf5#
      • 1...Sc8
        • 2.Rf5#
      • 1...Sg8
        • 2.Rf5#
      • 1...d3
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(e);N_GUARD::QAR2(A),XP(b)
    • S(e);SBLOCK,XR(D)::QAB(A)
    • S(f);N_GUARD::R1(D),XS(f)
    • S(f);N_GUARD::R1(D)
    • P(a);OGATEB::QAB(A)
    • P(b);N_GUARD::QAB1(A)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(c);P-FLIGHT::QAR2(A)
      • Refutation
        • K(c);S_FLIGHT,XR(D)
    • Try
      • S(E);
      • Threat
        • QAR(A)
      • Vars
        • K(c);P-FLIGHT::QAR2(A)
        • P(a);N_GUARD::QAR2(A)
      • Refutation
        • S(e);XR(D)
  • Actual
    • K(F);P-FLIGHT
    • Vars
      • S(f);CHECK,N_GUARD::R1(D),XS(f)
      • K(c);S_FLIGHT,XR(D)::QAB(A),XP(a)
      • S(e);SBLOCK,XR(D)::QAB(A)
      • P(a);OGATEB::QAB(A)
      • S(e);N_GUARD::QAR2(A),XP(b)
      • S(f);N_GUARD::R1(D)
      • P(b);N_GUARD::QAB1(A)
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