MESON Chess Problem Database

Problem Display
PID: 249148 (8/8/8/2R3pN/8/3B1k2/8/4K2R w K - 0 1)

Kardos, Tivadar

The Problemist, 1990

8/8/8/2R3pN/8/3B1k2/8/4K2R

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kg2
      • 2.Be4#
    • 1...Kg4
      • 2.Be2#
  • Tries
    • 1.Rh3+?
      • 1...Kg4
        • 2.Bf5#
      • 1...Kg2!
    • 1.Rc4?
      • 1...Kg2
        • 2.Be4#
      • 1...Ke3
        • 2.Rh3#
      • 1...g4!
    • 1.Rd5?
      • 1...Kg2
        • 2.Be4#
      • 1...Ke3
        • 2.Rh3#
      • 1...Kg4
        • 2.Be2#
      • 1...g4!
  • Keys
    • 1.Re5!
      • 1...Kg2
        • 2.Be4#
      • 1...Kg4
        • 2.Be2#
      • 1...g4
        • 2.0-0#

FEATURES

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