MESON Chess Problem Database

Problem Display
PID: 5072 (8/1p2K2p/1B5p/1P2k2p/4pN1P/4N3/3P2P1/8 w - - 0 1)

Colpa, Johannes J

3rd Prize, Tijdschrift vd NSB, 1898

8/1p2K2p/1B5p/1P2k2p/4pN1P/4N3/3P2P1/8

#2

8 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf4
      • 2.Bc7#
  • Tries
    • 1.Kd7?
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kf6!
    • 1.Kf7?
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kd6!
    • 1.Kd8?
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kd6
        • 2.Sc4#
      • 1...Kf6!
    • 1.Kf8?
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kf6
        • 2.Bd4#
      • 1...Kd6!
    • 1.Bc5?
      • 1...Kxf4
        • 2.Bd6#
      • 1...b6!
    • 1.Ba7?
      • 1...Kxf4
        • 2.Bb8#
      • 1...b6!
  • Keys
    • 1.Ke8!
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kd6
        • 2.Sc4#
      • 1...Kf6
        • 2.Bd4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT,XS(D)::B(G)
  • Tries
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
        • K(b);S_FLIGHT::S(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
        • K(b);S_FLIGHT::B(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
      • Refutation
        • P(e);
    • Try
      • B(G);
      • Vars
        • K(b);S_FLIGHT,XS(D)::B(G)
      • Refutation
        • P(e);
  • Actual
    • K(H);P-FLIGHT
    • Vars
      • K(b);S_FLIGHT,XS(D)::B(G)
      • K(b);S_FLIGHT::S(C)
      • K(b);S_FLIGHT::B(G)
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