MESON Chess Problem Database

Problem Display
PID: 50884 (8/1Q1pK3/P7/2kP4/q2Np3/2P1R3/P2N4/7B w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Manchester Weekly Times, 1893

(First published on Fri Aug 25 1893)

8/1Q1pK3/P7/2kP4/q2Np3/2P1R3/P2N4/7B

#2

10 + 4

3262 700 Chess Problems 1902
15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qd1
      • 2.Qb5#
    • 1...Qc2
      • 2.Qb5#
    • 1...Qb3
      • 2.S4xb3#
    • 1...Qb5
      • 2.Qxb5#
    • 1...Qxa2
      • 2.Qb5#
    • 1...Qa3
      • 2.Qb5#
    • 1...Qc4
      • 2.Sxe4#
    • 1...Qa5
      • 2.S4b3#
    • 1...Qxa6
      • 2.S4b3#
    • 1...d6
      • 2.Se6#
  • Tries
    • 1.Bxe4?
      • threat
        • 2.Qa7#
      • 1...Qxa6
        • 2.S4b3#
        • 2.Qb4#
      • 1...Qb3
        • 2.S4xb3#
        • 2.Qc7#
      • 1...Qb5
        • 2.Qxb5#
      • 1...Qc6
        • 2.S4b3#
        • 2.Qb4#
      • 1...Qb4
        • 2.Qxb4#
        • 2.Qc7#
      • 1...Qa5
        • 2.S4b3#
      • 1...Qxd4!
    • 1.Qb4+?
      • 1...Kxd5
        • 2.Qd6#
      • 1...Qxb4!
    • 1.Qb6+?
      • 1...Kxd5
        • 2.Qd6#
      • 1...Kxb6!
    • 1.Qc7+?
      • 1...Kxd5
        • 2.Bxe4#
        • 2.Qd6#
      • 1...Qc6!
  • Keys
    • 1.Rd3!
      • 1...Qxa2
        • 2.Qb5#
      • 1...Qxd4
        • 2.cxd4#
      • 1...Qxa6
        • 2.S4b3#
      • 1...exd3
        • 2.Qa7#
      • 1...Qc6
        • 2.S4b3#
      • 1...Qd1
        • 2.Qb5#
      • 1...Qc2
        • 2.Qb5#
      • 1...Qb3
        • 2.S4xb3#
      • 1...Qb5
        • 2.Qxb5#
      • 1...Qa3
        • 2.Qb5#
      • 1...Qb4
        • 2.cxb4#
      • 1...Qc4
        • 2.Sxe4#
      • 1...Qa5
        • 2.S4b3#
      • 1...e3
        • 2.Qa7#
      • 1...d6
        • 2.Se6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • Q(a);N_GUARD::QAR1(I)
    • Q(a);N_GUARD::S(F),XQ(a)
    • Q(a);N_GUARD::QAR1(I),XQ(a)
    • Q(a);N_GUARD,XP(B)::QAR1(I)
    • Q(a);SBLOCK::S(C),XP(b)
    • Q(a);N_GUARD::S(F)
    • Q(a);N_GUARD,XP(H)::S(F)
    • P(d);N_GUARD::S(F)
  • Tries
    • Try
      • B(A);XP(b)
      • Threat
        • QAB(I)
      • Vars
        • Q(a);N_GUARD::QAR1(I),XQ(a)
        • Q(a);N_GUARD::S(F)
      • Refutation
        • Q(a);XS(F)
    • Try
      • Q(I);CHECK
      • Vars
        • K(c);OGATE,P-FLIGHT,P_SPINP(b),XP(G)::QAR1(I)
      • Refutation
        • Q(a);XQ(I)
    • Try
      • Q(I);CHECK
      • Vars
        • K(c);P-FLIGHT,P_SPINP(b),XP(G)::QAR1(I)
      • Refutation
        • K(c);S_FLIGHT,XQ(I)
    • Try
      • Q(I);CHECK
      • Refutation
        • Q(a);P_SPINQ(a)
  • Actual
    • R(E);
    • Vars
      • Q(a);N_GUARD,XP(B)::QAR1(I)
      • Q(a);OGATE,XS(F)::P(D),XQ(a)
      • Q(a);N_GUARD,XP(H)::S(F)
      • P(b);XR(E)::QAB(I)
      • Q(a);N_GUARD::S(F)
      • Q(a);N_GUARD::QAR1(I)
      • Q(a);N_GUARD::S(F),XQ(a)
      • Q(a);N_GUARD::QAR1(I),XQ(a)
      • Q(a);OGATE::P(D),XQ(a)
      • Q(a);SBLOCK::S(C),XP(b)
      • P(b);::QAB(I)
      • P(d);N_GUARD::S(F)
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