MESON Chess Problem Database

Problem Display
PID: 53553 (5K2/p7/Q3B3/4P1p1/3knbR1/R5p1/6P1/N3B3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

3rd HM., Hackney Mercury, 1894

5K2/p7/Q3B3/4P1p1/3knbR1/R5p1/6P1/N3B3

#2

9 + 6

15 British Chess Magazine 1894
58 Tijdschrift vd NSB 1895
3262 700 Chess Problems 1902
3530 Het Half Pin Thema (II) 1947

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Sb3#
    • 1...Bc1
      • 2.Qd6#
    • 1...Bd2
      • 2.Qd6#
    • 1...Be3
      • 2.Qd6#
    • 1...Bxe5
      • 2.Qc4#
      • 2.Qxa7#
  • Tries
    • 1.Sc2+?
      • 1...Kc5
        • 2.Bb4#
        • 2.Ra5#
      • 1...Kxe5!
    • 1.Rd3+?
      • 1...Kc5
        • 2.Sb3#
        • 2.Rd5#
      • 1...Kxe5!
    • 1.Ra4+?
      • 1...Ke3
        • 2.Sc2#
      • 1...Kc5
        • 2.Sb3#
        • 2.Rc4#
      • 1...Kxe5!
  • Keys
    • 1.Re3!
      • 1...Kxe3
        • 2.Sc2#
      • 1...Kc5
        • 2.Sb3#
      • 1...Kxe5
        • 2.Bc3#
      • 1...Bxe3
        • 2.Qd6#
      • 1...Bxe5
        • 2.Qxa7#
      • 1...Sd2
        • 2.Qxa7#
      • 1...Sf2
        • 2.Qxa7#
      • 1...Sc3
        • 2.Qxa7#
      • 1...Sc5
        • 2.Sc2#
      • 1...Sd6
        • 2.Qxa7#
      • 1...Sf6
        • 2.Qxa7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 2
  • Sets
    • K(b);S_FLIGHT::S(A)
    • B(d);P_SPINS(c)::QAR2(G)
  • Tries
    • Try
      • S(A);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(F)
    • Try
      • R(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(F)
    • Try
      • R(D);CHECK
      • Vars
        • K(b);S_FLIGHT::S(A)
      • Refutation
        • K(b);S_FLIGHT,XP(F)
  • Actual
    • R(D);
    • Vars
      • K(b);S_FLIGHT,XR(D)::S(A)
      • K(b);S_FLIGHT::S(A)
      • K(b);P_SPINS(c),S_FLIGHT,XP(F)::B(B)
      • B(d);P_SPINS(c),SBLOCK,XR(D)::QAR2(G)
      • B(d);P_SPINS(c),SBLOCK,XP(F)::QAB(G),XP(f)
      • S(c);N_GUARD,P_SPINB(d)::QAB(G),XP(f)
      • S(c);P_SPINB(d),SBLOCK::S(A)
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Developed and maintained by Brian Stephenson.
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