MESON Chess Problem Database

Problem Display
PID: 198523 (2B5/2B1N3/1P3nK1/rk3pR1/1P6/p1P1N3/2Q5/3r4 w - - 0 1)

Delbarre, Jean-Claude

Recomm., Gevers MT, 1983

2B5/2B1N3/1P3nK1/rk3pR1/1P6/p1P1N3/2Q5/3r4

#2

10 + 6

5110 Bekroonde Problemen 2002

SOLUTION

  • SOUND
  • Tries
    • 1.S7xf5?
      • threat
        • 2.Sd4#
      • 1...Kc6
        • 2.Se7#
      • 1...Rd4
        • 2.Sxd4#
      • 1...Sd5!
    • 1.Qxf5+?
      • 1...Ka4
        • 2.Qc2#
      • 1...Sd5
        • 2.Qd7#
      • 1...Rd5!
  • Keys
    • 1.S3xf5!
      • threat
        • 2.Sd6#
      • 1...Kc4
        • 2.Se3#
      • 1...Rd6
        • 2.Sxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(I);XP(e)
      • Threat
        • R(E)+S(I),DCHECK
      • Vars
        • K(d);S_FLIGHT::S(I)
        • R(a);::R(E)+S(I),DCHECK,XR(a)
      • Refutation
        • S(f);
    • Try
      • Q(A);CHECK,XP(e)
      • Vars
        • K(d);S_FLIGHT::QAB(A)
        • S(f);P_SPINS(f)::QAB(A)
      • Refutation
        • R(a);P_SPINR(a)
  • Actual
    • S(C);XP(e)
    • Threat
      • R(E)+S(C),DCHECK
    • Vars
      • K(d);S_FLIGHT::S(C)
      • R(a);::R(E)+S(C),DCHECK,XR(a)
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