MESON Chess Problem Database

Problem Display
PID: 180713 (5Nn1/3pp3/1N2P2p/4k2p/p6P/B1K1P3/5P2/1B6 w - - 0 1)

Nemo, Ottmar (Weiss, Ottmar)

1st Prize Set, Goerlitz Chess Club, 1880

5Nn1/3pp3/1N2P2p/4k2p/p6P/B1K1P3/5P2/1B6

#2

9 + 7

15 British Chess Magazine 1911

SOLUTION

  • SOUND
  • Sets
    • 1...Sf6
      • 2.f4#
    • 1...dxe6
      • 2.Sfd7#
    • 1...d5
      • 2.Sbd7#
  • Tries
    • 1.Kc4?
      • threat
        • 2.Sbxd7#
      • 1...Kf6
        • 2.Bb2#
      • 1...dxe6
        • 2.Sbd7#
        • 2.Sfd7#
      • 1...Sf6
        • 2.f4#
      • 1...d6
        • 2.Sbd7#
        • 2.Bb2#
      • 1...d5+!
    • 1.Bc5?
      • 1...Kf6
        • 2.Bd4#
      • 1...dxe6
        • 2.Sfd7#
      • 1...d6
        • 2.Bd4#
      • 1...Sf6
        • 2.f4#
      • 1...d5
        • 2.Sbd7#
      • 1...a3!
  • Keys
    • 1.Kd2!
      • 1...Kf6
        • 2.Bb2#
      • 1...dxe6
        • 2.Sfd7#
      • 1...Sf6
        • 2.f4#
      • 1...d5
        • 2.Sbd7#
      • 1...d6
        • 2.Bb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(g);SBLOCK::P(B)
    • P(e);SBLOCK,XP(H)::S(I)
    • P(e);SBLOCK::S(G)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Threat
        • S(G),XP(e)
      • Vars
        • K(b);S_FLIGHT::B(C)
        • S(g);SBLOCK::P(B)
      • Refutation
        • P(e);CHECK
    • Try
      • B(C);
      • Vars
        • K(b);S_FLIGHT::B(C)
        • P(e);SBLOCK,XP(H)::S(I)
        • P(e);SBLOCK::B(C)
        • S(g);SBLOCK::P(B)
        • P(e);SBLOCK::S(G)
      • Refutation
        • P(a);
  • Actual
    • K(D);S_FLIGHT
    • Vars
      • K(b);S_FLIGHT::B(C)
      • P(e);SBLOCK,XP(H)::S(I)
      • S(g);SBLOCK::P(B)
      • P(e);SBLOCK::S(G)
      • P(e);SBLOCK::B(C)
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