MESON Chess Problem Database

Problem Display
PID: 138864 (8/5K2/1n6/2PR1pp1/1N2k3/3p4/2R2P2/3B4 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Shakhmatny vechera, 1901

8/5K2/1n6/2PR1pp1/1N2k3/3p4/2R2P2/3B4

#2

7 + 5

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sa4
      • 2.Rc4#
    • 1...Sc4
      • 2.Rxc4#
    • 1...Sd7
      • 2.Rc4#
    • 1...Sa8
      • 2.Rc4#
    • 1...Sc8
      • 2.Rc4#
  • Tries
    • 1.Rd4+?
      • 1...Ke5
        • 2.Sc6#
      • 1...Kxd4!
    • 1.Re5+?
      • 1...Kd4
        • 2.Sc6#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kxe5!
    • 1.cxb6?
      • threat
        • 2.Rc4#
      • 1...Kf4
        • 2.Rc4#
      • 1...dxc2!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Rd4#
      • 1...Kf4
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bf3#
      • 1...Sxd5
        • 2.Rc4#
      • 1...f4
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • S(e);N_GUARD::R(B)
    • S(e);N_GUARD::R(B),XS(e)
  • Tries
    • Try
      • R(F);CHECK
      • Vars
        • K(b);P-FLIGHT::S(D)
      • Refutation
        • K(b);P-FLIGHT,XR(F)
    • Try
      • R(F);CHECK
      • Vars
        • K(b);P-FLIGHT::S(D)
        • K(b);P-FLIGHT::S(D),XP(a)
      • Refutation
        • K(b);P-FLIGHT,XR(F)
    • Try
      • P(E);XS(e)
      • Threat
        • R(B)
      • Vars
        • K(b);P-FLIGHT::R(B)
      • Refutation
        • P(a);XR(B)
  • Actual
    • S(D);
    • Threat
      • R1(F)
    • Vars
      • K(b);P-FLIGHT::R(F)
      • K(b);S_FLIGHT,XR(F)::B(A)
      • S(e);N_GUARD,SBLOCK,XR(F)::R(B)
      • P(c);SBLOCK::R1(F)
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