MESON Chess Problem Database

Problem Display
PID: 275541 (K7/1N6/1kpB4/4P3/P5R1/8/8/8 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Chernyavsky, Mykola Vasilovich

Problemist Ukraini, 2023

K7/1N6/1kpB4/4P3/P5R1/8/8/8

#2

6 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Bc7+?
      • 1...Ka6
        • 2.Sc5#
      • 1...Kxc7!
    • 1.Bb8?
      • 1...c5
        • 2.Rg6#
      • 1...Ka6!
    • 1.Rc4?
      • 1...Ka6
        • 2.Rxc6#
      • 1...c5!
    • 1.Rg6?
      • 1...c5
        • 2.Bb8#
      • 1...Ka6!
  • Keys
    • 1.Sc5!
      • 1...Ka5
        • 2.Bc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK
      • Vars
        • K(a);N_GUARD,P-FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT,XB(D)
    • Try
      • B(D);
      • Vars
        • P(b);OGATEB::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::R(B),XP(b)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • P(b);OGATEB::R(B)+B(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::B(D)
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