MESON Chess Problem Database

Problem Display
PID: 60041 (QnK3B1/bR4B1/2p2N2/3p4/8/P7/k3N2r/6Rb w - - 0 1)

Stojnic, Dragan

Die Schwalbe, 2005

QnK3B1/bR4B1/2p2N2/3p4/8/P7/k3N2r/6Rb

#2

9 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Kxa3
      • 2.Ra1#
    • 1...Bf2
      • 2.Sc3#
    • 1...Be3
      • 2.Sc3#
    • 1...Bc5
      • 2.Sc3#
  • Keys
    • 1.Sxd5!
      • threat
        • 2.Ra1#
      • 1...Kxa3
        • 2.Ra1#
      • 1...Bxg1
        • 2.Sc1#
      • 1...Bd4
        • 2.Sdc3#
      • 1...Bb6
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • K(b);N_SPINP(d),P-FLIGHT,P_SPINB(f),XP(C)::R(A)
    • B(f);::S(B)
  • Actual
    • S(D);XP(d)
    • Threat
      • R1(A)
    • Vars
      • K(b);P-FLIGHT,P_SPINB(f),XP(C)::R(A)
      • B(f);XR(A)::S(B)
      • B(f);::B(I)+S(D),DCHECK
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