MESON Chess Problem Database

Problem Display
PID: 158595 (5K2/1p6/b2R4/Npkn1pQ1/7R/8/5P2/8 w - - 0 1)

Gamage, Frederick

British Chess Magazine 13. Ty., 1906-1907

5K2/1p6/b2R4/Npkn1pQ1/7R/8/5P2/8

#2

6 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...b6
      • 2.Rc6#
  • Keys
    • 1.Rd4!
      • 1...Kxd4
        • 2.Qe3#
      • 1...Kxd6
        • 2.Qe7#
      • 1...b4
        • 2.R4xd5#
      • 1...Sc3
        • 2.Sb3#
      • 1...Se3
        • 2.Sb3#
      • 1...Sb4
        • 2.Sb3#
      • 1...Sf4
        • 2.Sb3#
      • 1...Sb6
        • 2.Sb3#
      • 1...Sf6
        • 2.Sb3#
        • 2.Qc1#
      • 1...Sc7
        • 2.Sb3#
        • 2.Qc1#
      • 1...Se7
        • 2.Sb3#
        • 2.Qc1#
      • 1...f4
        • 2.Qxd5#
      • 1...b6
        • 2.R6xd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • P(f);N_GUARD::R1(E)
  • Actual
    • R(B);
    • Vars
      • K(b);OGATEB,P_SPINS(c),S_FLIGHT,XR(B)::QAB1(D)
      • K(b);OGATEB,P_SPINS(c),S_FLIGHT,XR(E)::QAB1(D)
      • P(a);SBLOCK::R1(B),XS(c)
      • S(c);P_SPINP(d)::S(C)
      • P(d);OGATE,P_SPINS(c)::QAR1(D),XS(c)
      • P(f);SBLOCK::R1(E),XS(c)
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