MESON Chess Problem Database

Problem Display
PID: 201761 (1n6/2P1P3/Bp2K1p1/1N6/2k1N2R/R7/3B2p1/5bq1 w - - 0 1)

Reddmann, Hauke

Augsburger Allgemeine Zeitung, 2018

1n6/2P1P3/Bp2K1p1/1N6/2k1N2R/R7/3B2p1/5bq1

#2

9 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qd4
      • 2.Sbd6#
    • 1...Qc5
      • 2.Sed6#
  • Tries
    • 1.c8Q+?
      • 1...Qc5
        • 2.Sf2#
        • 2.Sg3#
        • 2.Sxc5#
        • 2.Sg5#
        • 2.Sed6#
        • 2.Sf6#
      • 1...Sc6!
    • 1.c8R+?
      • 1...Qc5
        • 2.Sf2#
        • 2.Sg3#
        • 2.Sxc5#
        • 2.Sg5#
        • 2.Sed6#
        • 2.Sf6#
      • 1...Sc6!
    • 1.e8S?
      • threat
        • 2.Se8d6#
      • 1...Qd4
        • 2.Sb5d6#
      • 1...Qc5
        • 2.Se4d6#
      • 1...Qh2!
  • Keys
    • 1.c8S!
      • threat
        • 2.Sc8d6#
      • 1...Qh2
        • 2.Sxb6#
      • 1...Qd4
        • 2.Sb5d6#
      • 1...Qc5
        • 2.Se4d6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • Q(b);SBLOCK::B(F)+S(E),DCHECK
    • Q(b);SBLOCK::R(D)+S(C),DCHECK
  • Tries
    • Try
      • P(H);CHECK
      • Refutation
        • S(g);P_SPINS(g)
    • Try
      • P(H);CHECK
      • Refutation
        • S(g);P_SPINS(g)
    • Try
      • P(I);
      • Threat
        • S(I)
      • Vars
        • Q(b);SBLOCK::B(F)+S(E),DCHECK
        • Q(b);SBLOCK::R(D)+S(C),DCHECK
      • Refutation
        • Q(b);
  • Actual
    • P(H);
    • Threat
      • S(H)
    • Vars
      • Q(b);N_GUARD::S(H),XP(e)
      • Q(b);SBLOCK::B(F)+S(E),DCHECK
      • Q(b);SBLOCK::R(D)+S(C),DCHECK
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