MESON Chess Problem Database

Problem Display
PID: 161393 (3N1K2/5p2/4Pp2/1N1pk3/7Q/8/8/6Bn w - - 0 1)

Planck, Charles

Wit and Wisdom, 1887

3N1K2/5p2/4Pp2/1N1pk3/7Q/8/8/6Bn

#2

6 + 5

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...f5
      • 2.Bd4#
      • 2.Qd4#
  • Tries
    • 1.Sd4?
      • threat
        • 2.Sxf7#
      • 1...fxe6
        • 2.Sf7#
      • 1...Kd6!
    • 1.Qg3+?
      • 1...Ke4
        • 2.Sd6#
      • 1...Kf5
        • 2.Sd6#
      • 1...Sxg3!
    • 1.Qg4?
      • threat
        • 2.Sc6#
        • 2.Sxf7#
        • 2.Bd4#
      • 1...fxe6
        • 2.Sc6#
        • 2.Sf7#
        • 2.Bd4#
      • 1...f5
        • 2.Bd4#
        • 2.Qd4#
      • 1...Sf2
        • 2.Sc6#
        • 2.Sxf7#
        • 2.Bh2#
      • 1...d4!
  • Keys
    • 1.Sd6!
      • 1...Kxd6
        • 2.Qf4#
      • 1...fxe6
        • 2.S8f7#
      • 1...d4
        • 2.Qxd4#
      • 1...Sf2
        • 2.Bh2#
      • 1...Sg3
        • 2.Qxg3#
      • 1...f5
        • 2.S6xf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • S(E),XP(e)
      • Vars
        • P(e);XP(D)::S(E)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(c);P-FLIGHT::S(C)
      • Refutation
        • S(a);XQ(B)
    • Try
      • Q(B);
      • Threat
        • DUALS(3)
      • Refutation
        • P(b);
  • Actual
    • S(C);
    • Vars
      • K(c);S_FLIGHT,XS(C)::QAB(B)
      • P(e);SBLOCK,XP(D)::S(E)
      • P(b);::QAB1(B),XP(b)
      • S(a);N_GUARD::B(A)
      • S(a);N_GUARD::QAB(B),XS(a)
      • P(d);SBLOCK::S(C),XP(e)
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