MESON Chess Problem Database

Problem Display
PID: 23840 (8/8/7B/8/2NKQ3/2p5/b7/3k4 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1997

8/8/7B/8/2NKQ3/2p5/b7/3k4

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...c2
      • 2.Sb2#
  • Keys
    • 1.Ke3!
      • 1...Kc1
        • 2.Ke2#
      • 1...Ke1
        • 2.Qh1#
      • 1...Bxc4
        • 2.Qb1#
      • 1...Bb1
        • 2.Qxb1#
      • 1...Bb3
        • 2.Qb1#
      • 1...c2
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • P(c);N_GUARD::S(A)
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • K(a);P-FLIGHT::B(D)+K(B)
      • K(a);P-FLIGHT::QAR(C)
      • B(b);N_GUARD,XS(A)::QAR2(C)
      • B(b);N_GUARD::QAR2(C),XB(b)
      • B(b);N_GUARD::QAR2(C)
      • P(c);SBLOCK::QAR(C)
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