MESON Chess Problem Database

Problem Display
PID: 95564 (8/8/4K3/8/2npk2p/1Q5N/3P4/8 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Breslauer Zeitung, 1892

8/8/4K3/8/2npk2p/1Q5N/3P4/8

#2

4 + 4

5454 Near Snap 2009
6490 yacpdb 2009
14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Qg3?
      • threat
        • 2.Sf2#
        • 2.Sg5#
        • 2.d3#
      • 1...Sxd2
        • 2.Sf2#
        • 2.Sg5#
      • 1...Se3
        • 2.Sf2#
      • 1...d3
        • 2.Qf4#
        • 2.Qg4#
      • 1...Sb2
        • 2.Sf2#
        • 2.Sg5#
      • 1...Se5
        • 2.Sf2#
        • 2.Sg5#
      • 1...hxg3!
  • Keys
    • 1.Qd1!
      • 1...Kd3
        • 2.Sf2#
      • 1...Sxd2
        • 2.Qe2#
      • 1...Sb2
        • 2.Qe2#
      • 1...Sa3
        • 2.Qe2#
      • 1...Se3
        • 2.d3#
      • 1...Sa5
        • 2.Qe2#
      • 1...Se5
        • 2.Qe2#
      • 1...Sb6
        • 2.Qe2#
      • 1...Sd6
        • 2.Qe2#
      • 1...d3
        • 2.Qg4#

This anticipates 193883(1916), 21976(1922), 87436(1950)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);::S(C)
      • Refutation
        • P(d);XQ(B)
  • Actual
    • Q(B);
    • Vars
      • K(c);S_FLIGHT::S(C)
      • S(a);N_GUARD,XP(A)::QAR2(B)
      • S(a);N_GUARD::QAR2(B)
      • S(a);SBLOCK::P(A)
      • P(b);SBLOCK::QAR2(B)
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