MESON Chess Problem Database

Problem Display
PID: 228022 (1bR3B1/2n2N2/3R4/K1P1P3/2k5/n1p5/2P5/3N2Bb w - - 0 1)

Ahues, Herbert Siegfried Oskar

Freie Presse, 2005

1bR3B1/2n2N2/3R4/K1P1P3/2k5/n1p5/2P5/3N2Bb

#2

10 + 6

15148 Sadier Collection 2020
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Se3#
    • 1...Sa6
      • 2.Se3#
      • 2.Rd4#
    • 1...Se6
      • 2.Se3#
    • 1...Sa8
      • 2.Se3#
      • 2.Rd4#
    • 1...Se8
      • 2.Se3#
      • 2.Rd4#
  • Tries
    • 1.Rd3?
      • threat
        • 2.Sd6#
      • 1...Sd5
        • 2.Rd4#
      • 1...Se6
        • 2.Se3#
      • 1...Sxc2!
  • Keys
    • 1.Rd2!
      • threat
        • 2.Sd6#
      • 1...Sd5
        • 2.Rd4#
      • 1...Se6
        • 2.Se3#

Anticipated by 232571(1997)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(e);::S(A)
  • Tries
    • Try
      • R(G);
      • Threat
        • B(J)+S(H),DCHECK
      • Vars
        • S(e);::R1(G)
        • S(e);::S(A)
      • Refutation
        • S(b);XP(C)
  • Actual
    • R(G);
    • Threat
      • B(J)+S(H),DCHECK
    • Vars
      • S(e);::R1(G)
      • S(e);::S(A)
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