MESON Chess Problem Database

Problem Display
PID: 220527 (3nbN2/B2Q4/3p4/4pp1p/5k1K/6p1/4R1P1/2b2n2 w - - 0 1)

Supp, Walter

Badische Neueste Nachrichten, 1998

3nbN2/B2Q4/3p4/4pp1p/5k1K/6p1/4R1P1/2b2n2

#2

6 + 10

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bg6
      • 2.Sxg6#
    • 1...Bxd7
      • 2.Sg6#
    • 1...Sc6
      • 2.Se6#
    • 1...Se6
      • 2.Sxe6#
    • 1...Sb7
      • 2.Se6#
    • 1...Sf7
      • 2.Se6#
      • 2.Sg6#
    • 1...e4
      • 2.Qxd6#
  • Tries
    • 1.Qa4+?
      • 1...Bxa4
        • 2.Sg6#
      • 1...e4!
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qf3#
      • 1...Bxc6
        • 2.Sg6#
      • 1...Sxc6
        • 2.Se6#
      • 1...e4
        • 2.Qxd6#
      • 1...Sd2
        • 2.Be3#
      • 1...Sh2
        • 2.Qxc1#
      • 1...d5
        • 2.Qh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 4
  • Sets
    • B(j);N_GUARD::S(F),XB(j)
    • B(j);N_GUARD,XQ(E)::S(F)
    • S(i);N_GUARD::S(F)
    • S(i);N_GUARD::S(F),XS(i)
    • P(e);OGATEB::QAB(E),XP(h)
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • B(j);XQ(E)::S(F)
      • Refutation
        • P(e);P_SPINP(e)
  • Actual
    • Q(E);
    • Threat
      • QAR1(E)
    • Vars
      • B(j);N_GUARD,XQ(E)::S(F)
      • S(i);N_GUARD,XQ(E)::S(F)
      • P(e);OGATEB::QAB(E),XP(h)
      • S(b);N_GUARD,S_CUTB(a)::B(D)
      • S(b);N_GUARD::QAB(E),XB(a)
      • P(h);OGATE::QAB(E)
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