MESON Chess Problem Database

Problem Display
PID: 160070 (2R1R3/3N2p1/8/1p3pr1/PpPkPP2/1p3pP1/3K4/8 w - - 0 1)

Simadhinata, Januarta (Siem Giok Liam)

British Chess Magazine, 2002

2R1R3/3N2p1/8/1p3pr1/PpPkPP2/1p3pP1/3K4/8

#2

9 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sc5?
      • threat
        • 2.Sxb3#
      • 1...Kxc4
        • 2.Se6#
      • 1...bxc4
        • 2.Red8#
      • 1...b2
        • 2.Sb3#
      • 1...bxa4!
    • 1.Se5?
      • threat
        • 2.Sxf3#
      • 1...Kxe4
        • 2.Sc6#
      • 1...fxe4
        • 2.Red8#
      • 1...f2
        • 2.Sf3#
      • 1...Rxg3!
    • 1.Sf6?
      • threat
        • 2.Red8#
      • 1...fxe4
        • 2.Rxe4#
      • 1...gxf6!
  • Keys
    • 1.Red8!
      • threat
        • 2.Sf6#
      • 1...Kxe4
        • 2.Sc5#
      • 1...fxe4
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Threat
        • S(G),XP(a)
      • Vars
        • K(d);P-FLIGHT,XP(D)::R(H)+S(G)
        • P(e);SBLOCK,XP(D)::R(I)
        • P(a);::S(G)
      • Refutation
        • P(e);XP(C)
    • Try
      • S(G);
      • Threat
        • S(G),XP(b)
      • Vars
        • K(d);P-FLIGHT,XP(E)::R(I)+S(G)
        • P(f);SBLOCK,XP(E)::R(I)
        • P(b);::S(G)
      • Refutation
        • R(g);XP(B)
    • Try
      • S(G);
      • Threat
        • R(I)
      • Vars
        • P(f);OGATE,XP(E)::R1(I),XP(f)
      • Refutation
        • P(h);XS(G)
  • Actual
    • R(I);
    • Threat
      • R(I)+S(G)
    • Vars
      • K(d);P-FLIGHT,XP(E)::S(G)
      • P(f);SBLOCK,XP(E)::R(I)+S(G)
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