MESON Chess Problem Database

Problem Display
PID: 161371 (4b3/3prn1N/1p1b2N1/2Pk4/1Q1p4/K2Bp3/4P3/2R5 w - - 0 1)

Planck, Charles

Nashville American, 1886

4b3/3prn1N/1p1b2N1/2Pk4/1Q1p4/K2Bp3/4P3/2R5

#2

8 + 9

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qb3#
      • 2.Qc4#
  • Tries
    • 1.Sf6+?
      • 1...Kc6
        • 2.Qxb6#
      • 1...Ke6!
    • 1.Bc4+?
      • 1...Kc6
        • 2.Qxb6#
      • 1...Ke4!
  • Keys
    • 1.Qxb6!
      • 1...Bxc5+
        • 2.Rxc5#
      • 1...Ke6
        • 2.Qb3#
      • 1...Re4
        • 2.Bc4#
      • 1...Re5
        • 2.Sf4#
      • 1...Re6
        • 2.Qb7#
      • 1...Bh2
        • 2.Sf6#
      • 1...Bg3
        • 2.Sf6#
      • 1...Bf4
        • 2.Sf6#
      • 1...Be5
        • 2.Sxe7#
      • 1...Bc7
        • 2.Sf6#
      • 1...Bb8
        • 2.Sf6#
      • 1...Se5
        • 2.Sf4#
        • 2.Qxd6#
      • 1...Sg5
        • 2.Qxd6#
      • 1...Sh6
        • 2.Qxd6#
      • 1...Sd8
        • 2.Qxd6#
      • 1...Sh8
        • 2.Qxd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 15
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • K(c);S_FLIGHT::QAR1(E),XP(d)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(c);S_FLIGHT::QAR1(E),XP(d)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(E);P_SPINP(F),XP(d)
    • Vars
      • B(e);CHECK,OGATE,XP(F)::R1(A),XB(e)
      • K(c);P_SPINB(e),S_FLIGHT::QAB(E)
      • R(g);SBLOCK::B(D)
      • R(g);SBLOCK,S_CUTB(e)::S(G)
      • R(g);SBLOCK::QAB(E)
      • B(e);N_PINP(F)::S(H)
      • B(e);N_GUARD,N_PINP(F),SBLOCK::S(G),XR(g)
      • S(h);N_GUARD::QAR1(E),XB(e)
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