MESON Chess Problem Database

Problem Display
PID: 187171 (1K5Q/3NRp2/1B3P2/5P2/2p1P3/p1PkP1p1/4r1q1/1NbB3b w - - 0 1)

Handloser, Ralf Chris

harmonie-aktiv, 2013

1K5Q/3NRp2/1B3P2/5P2/2p1P3/p1PkP1p1/4r1q1/1NbB3b

#2

12 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe3
      • 2.Sc5#
  • Keys
    • 1.Qd8!
      • threat
        • 2.Sf8#
      • 1...Qxe4
        • 2.Se5#
      • 1...Bxe3
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(c);SBLOCK,XP(D)::S(I)
  • Actual
    • Q(L);
    • Threat
      • QAR(L)+S(I)
    • Vars
      • Q(d);SBLOCK,XP(E)::QAR(L)+S(I),DCHECK
      • B(a);SBLOCK,XP(D)::QAR(L)+S(I),DCHECK
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