MESON Chess Problem Database

Problem Display
PID: 62949 (2Q5/5pr1/3pP1nB/1p1kN3/pP4N1/2P2p2/2Bn1P2/6K1 w - - 0 1)

Mladenovic, Slobodan

2nd HM., Phenix, 1988

2Q5/5pr1/3pP1nB/1p1kN3/pP4N1/2P2p2/2Bn1P2/6K1

#2

10 + 9

702 Phenix 1990

SOLUTION

  • SOUND
  • Sets
    • 1...fxe6
      • 2.Qc6#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Se3#
      • 1...Kc4
        • 2.Se7#
      • 1...Sc4
        • 2.Sf6#
      • 1...Sf4
        • 2.Se7#
      • 1...Sh4
        • 2.Se7#
      • 1...Se5
        • 2.Se7#
      • 1...Se7
        • 2.Sxe7#
      • 1...Sf8
        • 2.Se7#
      • 1...Sh8
        • 2.Se7#
      • 1...Sf1!
    • 1.Sd7?
      • threat
        • 2.Sb6#
        • 2.Sdf6#
      • 1...Sc4
        • 2.Sdf6#
      • 1...Se4
        • 2.Sb6#
      • 1...f6
        • 2.Sb6#
        • 2.Sdxf6#
      • 1...Kxe6!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sf6#
      • 1...Ke4
        • 2.Sf4#
      • 1...Se4
        • 2.Se3#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Sh4
        • 2.Sf4#
      • 1...Se5
        • 2.Sf4#
      • 1...Se7
        • 2.Sf4#
      • 1...Sf8
        • 2.Sf4#
      • 1...Sh8
        • 2.Sf4#
      • 1...f6
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 1
  • Sets
    • P(h);SBLOCK,XP(H)::QAB1(J)
  • Tries
    • Try
      • S(G);
      • Threat
        • S(F)
      • Vars
        • K(e);S_FLIGHT::QAR(J)+S(G)
        • S(a);SBLOCK::S(F)
        • S(g);N_GUARD,P_PINS(F)::S(G)
        • S(g);N_GUARD,P_PINS(F)::S(G),XS(g)
      • Refutation
        • S(a);
    • Try
      • S(G);
      • Threat
        • DUALS(2)
      • Vars
        • S(a);::S(G)
      • Refutation
        • K(e);S_FLIGHT,XP(H)
  • Actual
    • S(G);
    • Threat
      • S(F)
    • Vars
      • K(e);S_FLIGHT::B(B)+S(G)
      • S(a);SBLOCK::S(F)
      • S(g);N_GUARD,P_PINS(F)::S(G),XS(g)
      • S(g);N_GUARD,P_PINS(F)::S(G)
      • P(h);::S(F),XP(h)
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