MESON Chess Problem Database

Problem Display
PID: 234849 (1n6/R1N5/2k5/2P5/1p1p2B1/1P1N1P1p/7B/6K1 w - - 0 1)

Groeneveld, Cornelis

Freie Presse, 1985

1n6/R1N5/2k5/2P5/1p1p2B1/1P1N1P1p/7B/6K1

#2

9 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bd6?
      • threat
        • 2.Sxb4#
        • 2.Se5#
      • 1...Sa6
        • 2.Se5#
      • 1...Sd7
        • 2.Sxb4#
      • 1...h2+!
    • 1.Bf5?
      • 1...Sd7
        • 2.Be4#
      • 1...Sa6!
    • 1.Be6?
      • 1...Sd7
        • 2.Bd5#
      • 1...Sa6!
    • 1.f4?
      • 1...Sd7
        • 2.Bf3#
      • 1...Sa6!
  • Keys
    • 1.Bc8!
      • 1...Sa6
        • 2.Rxa6#
      • 1...Sd7
        • 2.Bb7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • DUALS(2)
      • Vars
        • S(e);::S(D)
        • S(e);::S(D),XP(b)
      • Refutation
        • P(a);CHECK
    • Try
      • B(F);
      • Vars
        • S(e);SBLOCK::B(F)
      • Refutation
        • S(e);
    • Try
      • B(F);
      • Vars
        • S(e);SBLOCK::B(F)
      • Refutation
        • S(e);
    • Try
      • P(E);
      • Vars
        • S(e);SBLOCK::B(F)
      • Refutation
        • S(e);
  • Actual
    • B(F);
    • Vars
      • S(e);N_GUARD::R(H),XS(e)
      • S(e);SBLOCK::B(F)
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