MESON Chess Problem Database

Problem Display
PID: 50764 (3r4/b7/3PBR2/3Nk1P1/KpQp3r/pN2pp2/7q/4R3 w - - 0 1)

Mladenovic, Slobodan

3rd Prize, The Problemist, 1989

3r4/b7/3PBR2/3Nk1P1/KpQp3r/pN2pp2/7q/4R3

#2

9 + 10

4827 FIDE Album (1989-1991) 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Rxe3#
    • 1...Kxd6
      • 2.Qc7#
  • Tries
    • 1.Sc3?
      • threat
        • 2.Qd5#
      • 1...Rxd6
        • 2.Rf5#
      • 1...Kxd6!
    • 1.Sb6?
      • threat
        • 2.Qd5#
      • 1...Ke4
        • 2.Qxd4#
      • 1...Kxd6
        • 2.Qc5#
      • 1...Rxd6!
  • Keys
    • 1.Sxe3!
      • threat
        • 2.Qd5#
      • 1...Ke4
        • 2.Sg2#
      • 1...Kxd6
        • 2.Sf5#
      • 1...Rxd6
        • 2.Sg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(h);P-FLIGHT::R1(A),XP(c)
    • K(h);N_SPINP(c),OGATEB,S_FLIGHT,XP(G)::QAB1(D)
  • Tries
    • Try
      • S(E);
      • Threat
        • QAR1(D)
      • Vars
        • R(j);SBLOCK,XP(G)::R1(I)
      • Refutation
        • K(h);N_SPINP(c),S_FLIGHT,XP(G)
    • Try
      • S(E);
      • Threat
        • QAR1(D)
      • Vars
        • K(h);P-FLIGHT::QAR1(D),XP(f)
        • K(h);N_SPINP(c),S_FLIGHT,XP(G)::QAB1(D)
      • Refutation
        • R(j);XP(G)
  • Actual
    • S(E);XP(c)
    • Threat
      • QAR1(D)
    • Vars
      • K(h);P-FLIGHT,P_SPINP(f)::R(A)+S(E)
      • K(h);S_FLIGHT,XP(G)::S(E)
      • R(j);SBLOCK,XP(G)::R(A)+S(E),DCHECK
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