MESON Chess Problem Database

Problem Display
PID: 139121 (8/8/1p2N3/1PNk3K/1p3Q2/5n2/2P5/8 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Vyatski guberiski vedomosti, 1903

8/8/1p2N3/1PNk3K/1p3Q2/5n2/2P5/8

#2

6 + 4

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Qd4#
    • 1...Sg1
      • 2.Qd4#
    • 1...Sd2
      • 2.Qd4#
    • 1...Sh2
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sh4
      • 2.Qd4#
    • 1...Se5
      • 2.Qd4#
    • 1...Sg5
      • 2.Qd4#
    • 1...b3
      • 2.c4#
    • 1...bxc5
      • 2.Sc7#
  • Tries
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qd3#
      • 1...Kxd6!
    • 1.c3?
      • threat
        • 2.c4#
      • 1...bxc5
        • 2.Sc7#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Se5
        • 2.Qd4#
      • 1...Sd2
        • 2.Qd4#
      • 1...bxc3!
  • Keys
    • 1.Kh6!
      • 1...bxc5
        • 2.Sc7#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Se5
        • 2.Qd4#
      • 1...Se1
        • 2.Qd4#
      • 1...Sg1
        • 2.Qd4#
      • 1...Sd2
        • 2.Qd4#
      • 1...Sh2
        • 2.Qd4#
      • 1...Sh4
        • 2.Qd4#
      • 1...Sg5
        • 2.Qd4#
      • 1...b3
        • 2.c4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAR1(B)
    • S(a);N_GUARD::QAR1(B),XS(a)
    • P(b);N_GUARD::P(A)
    • P(d);SBLOCK,XS(D)::S(F)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAB1(B)
      • Refutation
        • K(c);P-FLIGHT,XQ(B)
    • Try
      • P(A);
      • Threat
        • P(A)
      • Vars
        • P(d);SBLOCK,XS(D)::S(F)
        • S(a);N_GUARD::QAR1(B),XS(a)
        • S(a);N_GUARD::QAR1(B)
      • Refutation
        • P(b);XP(A)
  • Actual
    • K(E);P-FLIGHT
    • Vars
      • P(d);SBLOCK,XS(D)::S(F)
      • S(a);N_GUARD::QAR1(B),XS(a)
      • S(a);N_GUARD::QAR1(B)
      • P(b);N_GUARD::P(A)
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