MESON Chess Problem Database

Problem Display
PID: 104323 (8/3B4/8/1p1k1pK1/1P3B2/2PpP3/8/3N4 w - - 0 1)

Dukic, Milenko

Canadian Chess Chat, 1984

8/3B4/8/1p1k1pK1/1P3B2/2PpP3/8/3N4

#2

7 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Be6#
    • 1...Ke4
      • 2.Bc6#
  • Tries
    • 1.Kh4?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.Kxf5?
      • 1...Kc4
        • 2.Be6#
      • 1...d2!
    • 1.Kh5?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.Kf6?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.Kg6?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.Kh6?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.Sb2?
      • 1...Ke4
        • 2.Bc6#
      • 1...d2!
    • 1.c4+?
      • 1...Ke4
        • 2.Bc6#
      • 1...bxc4
        • 2.Sc3#
      • 1...Kxc4!
  • Keys
    • 1.e4+!
      • 1...Kc4
        • 2.Be6#
      • 1...Kxe4
        • 2.Bc6#
      • 1...fxe4
        • 2.Se3#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::B(G)
  • Tries
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • K(F);P-FLIGHT,XP(d)
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • S(A);
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • P(a);
    • Try
      • P(B);CHECK
      • Vars
        • K(c);S_FLIGHT::B(G)
        • P(b);SBLOCK,XP(B)::S(A)
      • Refutation
        • K(c);S_FLIGHT,XP(B)
  • Actual
    • P(C);CHECK
    • Vars
      • K(c);S_FLIGHT::B(G)
      • K(c);S_FLIGHT,XP(C)::B(G)
      • P(d);SBLOCK,XP(C)::S(A)
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