MESON Chess Problem Database

Problem Display
PID: 143243 (8/3QB3/1p3P2/1r4kp/7N/6P1/rbR5/6nK w - - 0 1)

Galitzky, Aleksandr Vasilevich

2nd Prize, Shakhmatnoe obozrenie, 1892

8/3QB3/1p3P2/1r4kp/7N/6P1/rbR5/6nK

#2

7 + 7

15 British Chess Magazine 1893
5454 Near Snap 2012

SOLUTION

  • SOUND
  • Tries
    • 1.Bb4?
      • threat
        • 2.Qg7#
      • 1...Kxf6
        • 2.Qe7#
      • 1...Kh6
        • 2.Qg7#
      • 1...Bxf6
        • 2.Bd2#
      • 1...Ra7!
    • 1.Bc5?
      • threat
        • 2.Qg7#
      • 1...Kxf6
        • 2.Qe7#
      • 1...Kh6
        • 2.Qg7#
      • 1...Bxf6
        • 2.Be3#
      • 1...Ra7!
    • 1.Bd6?
      • threat
        • 2.Qg7#
      • 1...Kxf6
        • 2.Qe7#
      • 1...Kh6
        • 2.Qg7#
      • 1...Bxf6
        • 2.Bf4#
      • 1...Ra7!
    • 1.Bd8?
      • threat
        • 2.Qg7#
      • 1...Kh6
        • 2.Qg7#
      • 1...Ra7!
    • 1.Qf5+?
      • 1...Kh6
        • 2.Bf8#
        • 2.Qg6#
      • 1...Rxf5!
    • 1.Qe8?
      • threat
        • 2.Qg6#
      • 1...Kh6
        • 2.Qg6#
      • 1...Kg4!
  • Keys
    • 1.Ba3!
      • threat
        • 2.Qg7#
      • 1...Kxf6
        • 2.Qe7#
      • 1...Kh6
        • 2.Qg7#
      • 1...Bxf6
        • 2.Bc1#

This anticipates 16411(1940)

There are these versions: 137957

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(G);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);OGATEB,S_FLIGHT,XP(E)::QAB1(F)
        • K(e);S_FLIGHT::QAB1(F)
        • B(c);SBLOCK,XP(E)::B(G)
      • Refutation
        • R(b);
    • Try
      • B(G);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);OGATEB,S_FLIGHT,XP(E)::QAB1(F)
        • K(e);S_FLIGHT::QAB1(F)
        • B(c);SBLOCK,XP(E)::B(G)
      • Refutation
        • R(b);
    • Try
      • B(G);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);OGATEB,S_FLIGHT,XP(E)::QAB1(F)
        • K(e);S_FLIGHT::QAB1(F)
        • B(c);SBLOCK,XP(E)::B(G)
      • Refutation
        • R(b);
    • Try
      • B(G);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);S_FLIGHT::QAB1(F)
      • Refutation
        • R(b);
    • Try
      • Q(F);CHECK
      • Refutation
        • R(d);XQ(F)
    • Try
      • Q(F);
      • Threat
        • QAR1(F)
      • Vars
        • K(e);S_FLIGHT::QAR1(F)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • B(G);
    • Threat
      • QAR2(F)
    • Vars
      • K(e);OGATEB,S_FLIGHT,XP(E)::QAB1(F)
      • K(e);S_FLIGHT::QAB1(F)
      • B(c);OGATE,SBLOCK,XP(E)::B(G)
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