MESON Chess Problem Database

Problem Display
PID: 143482 (8/1ppp1K2/Ppk2P1Q/R1b2N2/3P2B1/1P6/8/8 w - - 0 1)

Pulitzer, Walter

Chess Harmonies, 1894

8/1ppp1K2/Ppk2P1Q/R1b2N2/3P2B1/1P6/8/8

#2

9 + 6

15 British Chess Magazine 1895

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Bf3#
      • 2.Qh1#
    • 1...Ba3
      • 2.d5#
    • 1...Bb4
      • 2.d5#
    • 1...Bd6
      • 2.Bf3#
      • 2.Qh1#
      • 2.d5#
    • 1...Be7
      • 2.d5#
    • 1...Bf8
      • 2.d5#
    • 1...d6
      • 2.Se7#
  • Tries
    • 1.Se7+?
      • 1...Kd6
        • 2.Qf4#
        • 2.Qh2#
      • 1...Bxe7!
  • Keys
    • 1.Qf8!
      • 1...Kd5
        • 2.Bf3#
      • 1...Bxd4
        • 2.Sxd4#
      • 1...Bxf8
        • 2.d5#
      • 1...bxa5
        • 2.Qxc5#
      • 1...bxa6
        • 2.Qa8#
      • 1...b5
        • 2.Qxc5#
      • 1...d6
        • 2.Se7#
      • 1...d5
        • 2.Qe8#
      • 1...Ba3
        • 2.d5#
      • 1...Bb4
        • 2.d5#
      • 1...Bd6
        • 2.Bf3#
        • 2.d5#
      • 1...Be7
        • 2.d5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(a);::P(B)
    • P(f);SBLOCK,S_CUTB(a)::S(E)
  • Tries
    • Try
      • S(E);CHECK
      • Refutation
        • B(a);XS(E)
  • Actual
    • Q(H);
    • Vars
      • K(c);P_SPINB(a),S_FLIGHT::B(C)
      • B(a);XP(B)::S(E),XB(a)
      • B(a);XQ(H)::P(B)
      • P(b);N_GUARD,XR(D)::QAR1(H),XB(a)
      • P(d);OGATEB,XP(F)::QAB(H)
      • P(b);N_GUARD::QAR1(H),XB(a)
      • P(f);SBLOCK,S_CUTB(a)::S(E)
      • P(f);OGATEB,SBLOCK::QAB(H)
      • B(a);::P(B)
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