MESON Chess Problem Database

Problem Display
PID: 257973 (8/2K5/2N5/1k6/1B6/4NB2/2P5/8 w - - 0 1)

Atanasov, Borislav

Astafyeva-30 JT (Kudesnik), 2021

8/2K5/2N5/1k6/1B6/4NB2/2P5/8

#2

6 + 1

SOLUTION

  • SOUND
  • Sets
    • 1...Ka6
      • 2.Be2#
  • Tries
    • 1.Sd1?
      • 1...Ka4
        • 2.Sc3#
      • 1...Ka6
        • 2.Be2#
      • 1...Kc4!
    • 1.Sd5?
      • 1...Ka4
        • 2.Sc3#
      • 1...Ka6
        • 2.Be2#
      • 1...Kc4!
    • 1.Sf5?
      • 1...Kc4
        • 2.Sd6#
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Bg2?
      • 1...Ka6
        • 2.Bf1#
      • 1...Ka4!
    • 1.Be4?
      • 1...Ka6
        • 2.Bd3#
      • 1...Ka4!
    • 1.Bg4?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Bd5?
      • 1...Ka6
        • 2.Bc4#
      • 1...Ka4!
    • 1.Bh5?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Ba3?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Bd6?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Be7?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.Bf8?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.c3?
      • 1...Ka6
        • 2.Be2#
      • 1...Ka4!
    • 1.c4+?
      • 1...Ka4
        • 2.Bd1#
      • 1...Ka6!
  • Keys
    • 1.Bd1!
      • 1...Ka4
        • 2.c4#
      • 1...Ka6
        • 2.Be2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);N_GUARD,S_FLIGHT::B(C)
  • Tries
    • Try
      • S(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(B)
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(B)
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(B)
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::B(C)+P(A)
      • K(a);N_GUARD,S_FLIGHT::B(C)
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