MESON Chess Problem Database

Problem Display
PID: 135057 (6K1/5p2/4pkpR/5p2/1B1P2RN/7q/5Q2/1Bb3r1 w - - 0 1)

Simadhinata, Januarta (Siem Giok Liam)

Probleemblad, 2009

6K1/5p2/4pkpR/5p2/1B1P2RN/7q/5Q2/1Bb3r1

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...e5
      • 2.Qxf5#
  • Tries
    • 1.Sxf5?
      • threat
        • 2.Be7#
      • 1...exf5
        • 2.Qxf5#
      • 1...Qa3
        • 2.Se3#
      • 1...Ba3
        • 2.Sg3#
      • 1...e5!
  • Keys
    • 1.Sxg6!
      • threat
        • 2.Be7#
      • 1...fxg6
        • 2.Rhxg6#
      • 1...e5
        • 2.Qxf5#
      • 1...Qa3
        • 2.Sf4#
      • 1...Ba3
        • 2.Sh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(e);N_GUARD::QAR1(B),XP(d)
  • Tries
    • Try
      • S(F);P_PINP(g),XP(d)
      • Threat
        • B(C)
      • Vars
        • P(e);N_SPINP(g),OGATE,P_SPINP(e),XS(F)::QAR1(B),XP(e)
        • Q(c);N_GUARD::QAR(B)+S(F)
        • B(a);N_GUARD::QAR(B)+S(F)
      • Refutation
        • P(e);
  • Actual
    • S(F);XP(g)
    • Threat
      • B(C)
    • Vars
      • P(h);OGATE,XS(F)::R1(G),XP(h)
      • P(e);N_GUARD::QAR1(B),XP(d)
      • Q(c);N_GUARD::R(G)+S(F)
      • B(a);N_GUARD::R(G)+S(F)
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