MESON Chess Problem Database

Problem Display
PID: 158384 (8/8/N2b1PBn/3kP3/Q5P1/1pB2K2/b7/8 w - - 0 1)

Meyer, Max Julius

Penny Illustrated Paper, 1895

(First published on Sat Jul 6 1895)

8/8/N2b1PBn/3kP3/Q5P1/1pB2K2/b7/8

#2

8 + 5

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bc5
      • 2.Sc7#
    • 1...Sxg4
      • 2.Bf7#
    • 1...Sf5
      • 2.Bf7#
    • 1...Sf7
      • 2.Bxf7#
    • 1...Sg8
      • 2.Bf7#
  • Tries
    • 1.Sc7+?
      • 1...Kc5
        • 2.Bd4#
        • 2.Qb5#
      • 1...Bxc7!
    • 1.Qxb3+?
      • 1...Kc6
        • 2.Be8#
      • 1...Bxb3!
    • 1.Qb5+?
      • 1...Bc5
        • 2.Sc7#
      • 1...Ke6!
    • 1.Qc6+?
      • 1...Ke6
        • 2.Sc5#
        • 2.Sc7#
        • 2.Qxd6#
      • 1...Kxc6!
    • 1.Qd4+?
      • 1...Ke6
        • 2.Qxd6#
      • 1...Kc6!
  • Keys
    • 1.Be8!
      • 1...Ke6
        • 2.Qc4#
      • 1...Bxe5
        • 2.Qc6#
      • 1...Sxg4
        • 2.Bf7#
      • 1...Bb4
        • 2.Qc6#
      • 1...Bb1
        • 2.Qxb3#
      • 1...Ba3
        • 2.Qc6#
      • 1...Bc5
        • 2.Sc7#
      • 1...Bc7
        • 2.Qc6#
      • 1...Be7
        • 2.Qc6#
      • 1...Bb8
        • 2.Qc6#
      • 1...Bf8
        • 2.Qc6#
      • 1...Sf5
        • 2.Bf7#
      • 1...Sf7
        • 2.Bxf7#
      • 1...Sg8
        • 2.Bf7#
      • 1...b2
        • 2.Qxa2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(d);N_GUARD,SBLOCK::S(F)
    • S(e);N_GUARD,XP(D)::B(H)
    • S(e);N_GUARD::B(H)
    • S(e);N_GUARD::B(H),XS(e)
  • Tries
    • Try
      • S(F);CHECK
      • Refutation
        • B(d);XS(F)
    • Try
      • Q(C);CHECK,XP(b)
      • Vars
        • K(c);S_FLIGHT::B(H)
      • Refutation
        • B(a);XQ(C)
    • Try
      • Q(C);CHECK
      • Vars
        • B(d);P_SPINB(d)::S(F)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Refutation
        • K(c);S_FLIGHT,XQ(C)
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(C),XB(d)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • B(H);
    • Vars
      • K(c);S_FLIGHT::QAB(C)
      • B(d);XP(E)::QAB1(C)
      • S(e);N_GUARD,XP(D)::B(H)
      • B(d);::QAB1(C)
      • B(a);N_GUARD::QAB(C),XP(b)
      • B(d);N_GUARD,SBLOCK::S(F)
      • S(e);N_GUARD::B(H)
      • S(e);N_GUARD::B(H),XS(e)
      • P(b);OGATEB::QAB(C),XB(a)
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