MESON Chess Problem Database

Problem Display
PID: 120612 (R2N1b2/1ppkr2R/2pp3r/n7/4Q3/7b/B1K5/8 w - - 0 1)

Iuncu, Filaret

Canadian Chess Chat, 1982

R2N1b2/1ppkr2R/2pp3r/n7/4Q3/7b/B1K5/8

#2

6 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sf7!
      • threat
        • 2.Rd8#
      • 1...Rxe4
        • 2.Se5#
      • 1...Rxf7
        • 2.Qe8#
      • 1...Re5
        • 2.Sxe5#
      • 1...Ree6
        • 2.Se5#
      • 1...Re8
        • 2.Se5#
        • 2.Qxe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(F);N_PINR(i)
    • Threat
      • R1(E)
    • Vars
      • R(i);XQ(C)::R(D)+S(F),DCHECK
      • R(i);OGATE,P_SPINR(i),XS(F)::QAB1(C)
      • R(i);::R(D)+S(F),DCHECK,XR(i)
      • R(i);::R(D)+S(F),DCHECK
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