MESON Chess Problem Database

Problem Display
PID: 105381 (8/8/2K5/PR6/kp6/8/8/1R6 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Mezija, 1994

8/8/2K5/PR6/kp6/8/8/1R6

#2

4 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...b3
      • 2.Ra1#
  • Tries
    • 1.Kc5?
      • 1...b3
        • 2.Ra1#
      • 1...Ka3!
    • 1.Kb6?
      • 1...b3
        • 2.Ra1#
      • 1...Ka3!
    • 1.Rb6?
      • 1...Kxa5
        • 2.Ra1#
      • 1...b3
        • 2.Ra1#
      • 1...Ka3!
    • 1.Rb7?
      • 1...Kxa5
        • 2.Ra1#
        • 2.Ra7#
      • 1...b3
        • 2.Ra1#
      • 1...Ka3!
    • 1.Rb8?
      • 1...Kxa5
        • 2.Ra1#
        • 2.Ra8#
      • 1...b3
        • 2.Ra1#
      • 1...Ka3!
  • Keys
    • 1.a6!
      • 1...Ka3
        • 2.Ra5#
      • 1...b3
        • 2.Ra1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);::R(A)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(b);::R(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(b);::R(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);P-FLIGHT,XP(B)::R(A)
        • P(b);::R(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(C);
      • Vars
        • P(b);::R(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(C);
      • Vars
        • P(b);::R(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(B);
    • Vars
      • K(a);P-FLIGHT::R(C)
      • P(b);::R(A)
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