MESON Chess Problem Database

Problem Display
PID: 272625 (4b2K/1q1n4/2nPpkpN/r7/4p2P/2r2N2/5B2/QB1R1R2 w - - 0 1)

Ekstrom, Sven Johan Adrian

Schackvarlden, 1942

4b2K/1q1n4/2nPpkpN/r7/4p2P/2r2N2/5B2/QB1R1R2

#2

10 + 10

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rg5
      • 2.hxg5#
  • Keys
    • 1.Sg5!
      • threat
        • 2.Bd4#
      • 1...Ke5
        • 2.Bg3#
      • 1...Re5
        • 2.Sh7#
      • 1...Rf5
        • 2.Sg4#
      • 1...Sd4
        • 2.Bxd4#
      • 1...Sce5
        • 2.Sh7#
      • 1...Sde5
        • 2.Sxe4#
      • 1...e3
        • 2.Sg4#
      • 1...e5
        • 2.Be3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 1
  • Sets
    • R(c);OGATE::P(G),XR(c)
  • Actual
    • S(F);
    • Threat
      • R(D)+B(E),DCHECK
    • Vars
      • K(f);S_CUTR(c),S_FLIGHT::B(E)
      • R(c);N_SPINR(a),SBLOCK::S(F)
      • R(c);SBLOCK::S(I)
      • S(d);N_SPINR(a)::R(D)+B(E),DCHECK,XS(d)
      • S(d);N_SPINR(a),SBLOCK::S(F)
      • S(i);N_SPINR(a),SBLOCK::S(F),XP(b)
      • P(b);::S(I)
      • P(e);N_SPINR(a),SBLOCK,S_CUTR(c)::R(D)+B(E)
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