MESON Chess Problem Database

Problem Display
PID: 214701 (8/Bp6/8/5p1B/2p1kP2/2pR2P1/7N/2K5 w - - 0 1)

Klark, Dmitry Vasilevich

Zivopisnoe obozrenie, 1880

8/Bp6/8/5p1B/2p1kP2/2pR2P1/7N/2K5

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...cxd3
      • 2.Bf3#
  • Tries
    • 1.Bg1?
      • threat
        • 2.Rd4#
      • 1...cxd3
        • 2.Bf3#
      • 1...Kxd3!
    • 1.Bf2?
      • threat
        • 2.Rd4#
      • 1...cxd3
        • 2.Bf3#
      • 1...Kxd3!
  • Keys
    • 1.Sg4!
      • threat
        • 2.Sf2#
      • 1...Kxd3
        • 2.Sf2#
      • 1...cxd3
        • 2.Sf6#
      • 1...fxg4
        • 2.Bg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK,XR(C)::B(F)
  • Tries
    • Try
      • B(G);
      • Threat
        • R1(C)
      • Vars
        • P(b);SBLOCK,XR(C)::B(F)
      • Refutation
        • K(c);S_FLIGHT,XR(C)
    • Try
      • B(G);
      • Threat
        • R1(C)
      • Vars
        • P(b);SBLOCK,XR(C)::B(F)
      • Refutation
        • K(c);S_FLIGHT,XR(C)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • K(c);S_FLIGHT,XR(C)::S(B)
      • P(b);SBLOCK,XR(C)::S(B)
      • P(d);OGATEB,XS(B)::B(F)
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