MESON Chess Problem Database

Problem Display
PID: 184232 (4B1k1/4P1P1/6R1/p7/2K5/8/8/8 w - - 0 1)

Kapustin, Fedor Mikhailovich

Kudesnik, 2018

4B1k1/4P1P1/6R1/p7/2K5/8/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kh7
      • 2.g8Q#
  • Tries
    • 1.Kb3?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4+!
    • 1.Kc3?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Kd3?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Kd4?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Kb5?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Kc5?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Kd5?
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Bb5?
      • 1...Kf7
        • 2.e8Q#
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Bc6?
      • 1...Kf7
        • 2.e8Q#
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Bd7?
      • 1...Kf7
        • 2.e8Q#
      • 1...Kh7
        • 2.g8Q#
      • 1...a4!
    • 1.Bf7+?
      • 1...Kh7
        • 2.g8Q#
      • 1...Kxf7!
  • Keys
    • 1.Ba4!
      • 1...Kf7
        • 2.e8Q#
      • 1...Kh7
        • 2.g8Q#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);OGATE,S_FLIGHT::P=Q
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);CHECK
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • B(E);
      • Vars
        • K(b);S_FLIGHT::P=Q
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • B(E);
      • Vars
        • K(b);S_FLIGHT::P=Q
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • B(E);
      • Vars
        • K(b);S_FLIGHT::P=Q
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • P(a);
    • Try
      • B(E);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::P=Q
      • Refutation
        • K(b);S_FLIGHT,XB(E)
  • Actual
    • B(E);
    • Vars
      • K(b);S_FLIGHT::P=Q
      • K(b);OGATE,S_FLIGHT::P=Q
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