MESON Chess Problem Database

Problem Display
PID: 231813 (8/8/6Q1/1n6/K1pp4/2kP4/R7/2rr4 w - - 0 1)

Halliwell, Ernest

Pen & Pencil, 1889

(First published on Sat Jul 27 1889)

8/8/6Q1/1n6/K1pp4/2kP4/R7/2rr4

#2

4 + 6

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...cxd3
      • 2.Qc6#
  • Keys
    • 1.Qg2!
      • 1...Kxd3
        • 2.Qf3#
      • 1...Rxd3
        • 2.Qb2#
      • 1...cxd3
        • 2.Qc6#
      • 1...Ra1
        • 2.Qc2#
      • 1...Rb1
        • 2.Qc2#
      • 1...Rc2
        • 2.Qxc2#
      • 1...Re1
        • 2.Qd2#
      • 1...Rf1
        • 2.Qd2#
      • 1...Rg1
        • 2.Qd2#
      • 1...Rh1
        • 2.Qd2#
      • 1...Rd2
        • 2.Qxd2#
      • 1...Sa3
        • 2.Rxa3#
      • 1...Sd6
        • 2.Ra3#
      • 1...Sa7
        • 2.Ra3#
      • 1...Sc7
        • 2.Ra3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATEB,SBLOCK,XP(B)::QAR(D)
  • Actual
    • Q(D);
    • Vars
      • K(c);OGATEB,P-FLIGHT,XP(B)::QAR2(D)
      • R(b);SBLOCK,XP(B)::QAB1(D)
      • P(d);OGATEB,SBLOCK,XP(B)::QAR(D)
      • R(a);N_GUARD,P_PINR(A)::QAR1(D)
      • R(a);N_GUARD::QAR1(D)
      • R(a);N_GUARD::QAR1(D),XR(a)
      • R(b);N_GUARD::QAB1(D)
      • R(b);N_GUARD::QAB1(D),XR(b)
      • S(f);N_GUARD::R(A),XS(f)
      • S(f);N_GUARD::R(A)
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