MESON Chess Problem Database

Problem Display
PID: 245529 (8/5N2/R5B1/8/5Nk1/8/3B1K2/8 w - - 0 1)

Shumarin, Vladimir Pavlovich

Kudesnik, 2005

8/5N2/R5B1/8/5Nk1/8/3B1K2/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Se5+?
      • 1...Kg5
        • 2.Sg2#
      • 1...Kh4!
    • 1.Sh6+?
      • 1...Kg5
        • 2.Sg2#
      • 1...Kh4!
    • 1.Bc3?
      • 1...Kxf4
        • 2.Ra4#
      • 1...Kh4!
    • 1.Bf5+?
      • 1...Kh4
        • 2.Rh6#
      • 1...Kxf5!
  • Keys
    • 1.Be1!
      • 1...Kxf4
        • 2.Ra4#
      • 1...Kh4
        • 2.Kf3#

FEATURES

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