MESON Chess Problem Database

Problem Display
PID: 88931 (8/8/2N2K2/N2kB2B/8/3p4/3P4/1R6 w - - 0 1)

Nagnibida, Mykola Ivanovich

Buletin Problemistic, 2000

8/8/2N2K2/N2kB2B/8/3p4/3P4/1R6

#2

7 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sb4+?
      • 1...Ke4
        • 2.Re1#
      • 1...Kc5!
    • 1.Sa7?
      • 1...Kc5
        • 2.Rb5#
      • 1...Ke4!
    • 1.Se7+?
      • 1...Ke4
        • 2.Re1#
        • 2.Rb4#
      • 1...Kc5!
    • 1.Rf1?
      • 1...Ke4
        • 2.Bf3#
      • 1...Kc5!
  • Keys
    • 1.Sd4!
      • 1...Ke4
        • 2.Bf3#
      • 1...Kc5
        • 2.Rb5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(b);S_FLIGHT::R(A)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • S(F);
      • Vars
        • K(b);P-FLIGHT::R1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(F);CHECK
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(A);
      • Vars
        • K(b);S_FLIGHT::B(E)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(b);S_FLIGHT::B(E)
      • K(b);P-FLIGHT::R1(A)
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