MESON Chess Problem Database

Problem Display
PID: 223348 (8/8/2R2B2/8/4k3/3N2P1/5P2/3B1K2 w - - 0 1)

Klark, Dmitry Vasilevich

Das Interessante Blatt, 1885

8/8/2R2B2/8/4k3/3N2P1/5P2/3B1K2

#2

7 + 1

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Bf3#
  • Tries
    • 1.Ke1?
      • 1...Kxd3
        • 2.Bc2#
      • 1...Kd5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Sc1?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Se1?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Sb2?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Be2?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kf5!
    • 1.Bg4?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kxd3!
    • 1.g4?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kxd3!
  • Keys
    • 1.Bc2!
      • 1...Kf3
        • 2.Se5#
      • 1...Kd5
        • 2.Sb4#
      • 1...Kf5
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(A)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);OGATEB,S_FLIGHT,XS(D)::B(A)
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
    • Try
      • P(E);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • B(A);
    • Vars
      • K(a);S_FLIGHT::S(D)
      • K(a);S_FLIGHT::B(A)+S(D)
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