MESON Chess Problem Database

Problem Display
PID: 5129 (4N3/2ppp3/N6Q/3k2p1/B5K1/3P4/4P3/8 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Moskovskie Viedomosti, 1900

4N3/2ppp3/N6Q/3k2p1/B5K1/3P4/4P3/8

#2

7 + 5

3360 Simple Two-move Themes 1924
3310 2345 Chess Problems 1997
14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Bb3+?
      • 1...Ke5
        • 2.Qg7#
        • 2.Qh8#
      • 1...Kd4!
    • 1.Qxg5+?
      • 1...Kd4
        • 2.Qc5#
      • 1...Ke6
        • 2.Qf5#
      • 1...e5!
    • 1.Qc6+?
      • 1...Kd4
        • 2.Qc5#
      • 1...Ke5
        • 2.Qe4#
      • 1...dxc6!
    • 1.Qh7?
      • threat
        • 2.Qe4#
      • 1...Ke5
        • 2.Qe4#
      • 1...Ke6
        • 2.Qf5#
      • 1...e5
        • 2.Qxd7#
      • 1...Kd4!
  • Keys
    • 1.Qg7!
      • 1...Ke6
        • 2.Saxc7#
      • 1...e5
        • 2.Qxd7#
      • 1...c5
        • 2.Sac7#
      • 1...c6
        • 2.Bb3#
      • 1...d6
        • 2.Sexc7#
      • 1...e6
        • 2.e4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);CHECK
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(F);CHECK,XP(b)
      • Vars
        • K(a);OGATE,P-FLIGHT::QAB1(F)
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • P(e);P_SPINP(e)
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(F)
        • K(a);OGATE,P-FLIGHT::QAR1(F)
      • Refutation
        • P(d);XQ(F)
    • Try
      • Q(F);
      • Threat
        • QAB1(F)
      • Vars
        • K(a);P-FLIGHT::QAR1(F)
        • K(a);S_FLIGHT::QAB1(F)
        • P(e);OGATE,SBLOCK::QAR2(F),XP(d)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);S_FLIGHT::S(E),XP(c)
      • P(e);OGATE,SBLOCK::QAR2(F),XP(d)
      • P(c);SBLOCK::S(E)
      • P(c);SBLOCK::B(C)
      • P(d);SBLOCK::S(G),XP(c)
      • P(e);SBLOCK::P(A)
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