MESON Chess Problem Database

Problem Display
PID: 266042 (K6B/6N1/4N2R/4k1p1/2PR1b2/1P1rp3/8/8 w - - 0 1)

Shpakovsky, Aleksandr Nikolaevich

64 Shakhmatnoe obozrenie, 2022

K6B/6N1/4N2R/4k1p1/2PR1b2/1P1rp3/8/8

#2

8 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Sxg5?
      • threat
        • 2.Sf3#
        • 2.Re4#
      • 1...Kxd4
        • 2.S7e6#
      • 1...Rxd4
        • 2.Re6#
      • 1...e2
        • 2.Re4#
      • 1...Bxg5!
    • 1.Sd8?
      • threat
        • 2.Sc6#
      • 1...Rxd4
        • 2.Re6#
      • 1...Kxd4!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Re4#
      • 1...Kxd4
        • 2.Sge6#
      • 1...Rxd4
        • 2.Re6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XR(C)::B(H)+S(F),DCHECK
        • R(a);SBLOCK,XR(C)::R1(E)
        • P(b);::R1(C)
      • Refutation
        • B(c);XS(D)
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • R(a);SBLOCK,XR(C)::R1(E)
      • Refutation
        • K(d);S_FLIGHT,XR(C)
  • Actual
    • S(D);
    • Threat
      • R1(C)
    • Vars
      • K(d);N_GUARD,S_FLIGHT,XR(C)::B(H)+S(F),DCHECK
      • R(a);SBLOCK,XR(C)::R1(E)
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