MESON Chess Problem Database

Problem Display
PID: 50879 (4R2Q/4N3/4prP1/R2n4/5kNP/K1P2P2/2P1p3/4B3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Glasgow Weekly Herald, 1890

4R2Q/4N3/4prP1/R2n4/5kNP/K1P2P2/2P1p3/4B3

#2

12 + 5

3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc3
      • 2.Qxf6#
    • 1...Sb4
      • 2.Qxf6#
    • 1...Sb6
      • 2.Qxf6#
    • 1...Sc7
      • 2.Qxf6#
  • Tries
    • 1.Sxd5+?
      • 1...Kf5
        • 2.Qxf6#
        • 2.Qh5#
      • 1...exd5
        • 2.Qxf6#
      • 1...Kxf3!
    • 1.Ra4+?
      • 1...Sb4
        • 2.Qxf6#
      • 1...Kxf3!
  • Keys
    • 1.Sh2!
      • 1...Ke3
        • 2.Sxd5#
      • 1...Ke5
        • 2.Bg3#
      • 1...Rxg6
        • 2.Qd4#
      • 1...Sxc3
        • 2.Qh6#
      • 1...Sxe7
        • 2.Qh6#
      • 1...Rf5
        • 2.Qd4#
      • 1...Rf7
        • 2.Qd4#
      • 1...Rf8
        • 2.Qd4#
      • 1...Se3
        • 2.Qh6#
      • 1...Sb4
        • 2.Qh6#
      • 1...Sb6
        • 2.Qh6#
      • 1...Sc7
        • 2.Qh6#
      • 1...e5
        • 2.Qh6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD,XP(D)::QAR2(L),XR(e)
    • S(c);N_GUARD::QAR2(L),XR(e)
  • Tries
    • Try
      • S(J);CHECK,XS(c)
      • Vars
        • P(d);XS(J)::QAR2(L),XR(e)
      • Refutation
        • K(b);P-FLIGHT,XP(E)
    • Try
      • R(H);CHECK
      • Vars
        • S(c);P_SPINS(c)::QAR2(L),XR(e)
      • Refutation
        • K(b);P-FLIGHT,XP(E)
  • Actual
    • S(F);
    • Vars
      • K(b);S_FLIGHT::S(J),XS(c)
      • K(b);P_SPINR(e),P_SPINS(c),S_FLIGHT::B(A)
      • R(e);OGATE,XP(I)::QAR2(L)
      • S(c);XP(D)::QAB(L)
      • S(c);XS(J)::QAB(L)
      • R(e);OGATE::QAR2(L)
      • S(c);SBLOCK::QAB(L)
      • S(c);::QAB(L)
      • P(d);SBLOCK::QAB(L)
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