MESON Chess Problem Database

Problem Display
PID: 39193 (q7/1N6/2k1P3/4B3/1Q2K3/8/8/8 w - - 0 1)

Lincoln, Robert A

More Fun with Chess Miniatures, 2000

q7/1N6/2k1P3/4B3/1Q2K3/8/8/8

#2

5 + 2

56 The Problemist 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Qa1
      • 2.Sd8#
    • 1...Qa2
      • 2.Sd8#
    • 1...Qa3
      • 2.Sd8#
    • 1...Qa4
      • 2.Sd8#
    • 1...Qa5
      • 2.Sxa5#
    • 1...Qa6
      • 2.Sd8#
    • 1...Qa7
      • 2.Sd8#
    • 1...Qb8
      • 2.Sa5#
    • 1...Qc8
      • 2.Sa5#
    • 1...Qd8
      • 2.Sxd8#
    • 1...Qe8
      • 2.Sa5#
    • 1...Qf8
      • 2.Sa5#
    • 1...Qg8
      • 2.Sa5#
    • 1...Qh8
      • 2.Sa5#
  • Tries
    • 1.Bh2?
      • 1...Qa1
        • 2.Sd8#
      • 1...Qa2
        • 2.Sd8#
      • 1...Qa3
        • 2.Sd8#
      • 1...Qa4
        • 2.Sd8#
      • 1...Qa5
        • 2.Sxa5#
      • 1...Qa6
        • 2.Sd8#
      • 1...Qa7
        • 2.Sd8#
      • 1...Qb8
        • 2.Sa5#
      • 1...Qc8
        • 2.Sa5#
      • 1...Qd8
        • 2.Sxd8#
      • 1...Qe8
        • 2.Sa5#
      • 1...Qf8
        • 2.Sa5#
      • 1...Qg8
        • 2.Sa5#
      • 1...Qh8
        • 2.Sa5#
      • 1...Qxb7!
    • 1.Bg3?
      • 1...Qa1
        • 2.Sd8#
      • 1...Qa2
        • 2.Sd8#
      • 1...Qa3
        • 2.Sd8#
      • 1...Qa4
        • 2.Sd8#
      • 1...Qa5
        • 2.Sxa5#
      • 1...Qa6
        • 2.Sd8#
      • 1...Qa7
        • 2.Sd8#
      • 1...Qb8
        • 2.Sa5#
      • 1...Qc8
        • 2.Sa5#
      • 1...Qd8
        • 2.Sxd8#
      • 1...Qe8
        • 2.Sa5#
      • 1...Qf8
        • 2.Sa5#
      • 1...Qg8
        • 2.Sa5#
      • 1...Qh8
        • 2.Sa5#
      • 1...Qxb7!
    • 1.Bf4?
      • 1...Qa1
        • 2.Sd8#
      • 1...Qa2
        • 2.Sd8#
      • 1...Qa3
        • 2.Sd8#
      • 1...Qa4
        • 2.Sd8#
      • 1...Qa5
        • 2.Sxa5#
      • 1...Qa6
        • 2.Sd8#
      • 1...Qa7
        • 2.Sd8#
      • 1...Qb8
        • 2.Sa5#
      • 1...Qc8
        • 2.Sa5#
      • 1...Qd8
        • 2.Sxd8#
      • 1...Qe8
        • 2.Sa5#
      • 1...Qf8
        • 2.Sa5#
      • 1...Qg8
        • 2.Sa5#
      • 1...Qh8
        • 2.Sa5#
      • 1...Qxb7!
  • Keys
    • 1.Bd6!
      • 1...Qxb7
        • 2.Qc5#
      • 1...Qa1
        • 2.Sd8#
      • 1...Qa2
        • 2.Sd8#
      • 1...Qa3
        • 2.Sd8#
      • 1...Qa4
        • 2.Sd8#
      • 1...Qa5
        • 2.Sxa5#
      • 1...Qa6
        • 2.Sd8#
      • 1...Qa7
        • 2.Sd8#
      • 1...Qb8
        • 2.Sa5#
      • 1...Qc8
        • 2.Sa5#
      • 1...Qd8
        • 2.Sxd8#
      • 1...Qe8
        • 2.Sa5#
      • 1...Qf8
        • 2.Sa5#
      • 1...Qg8
        • 2.Sa5#
      • 1...Qh8
        • 2.Sa5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • Q(b);N_GUARD::S(E)
    • Q(b);N_GUARD,P_PINQ(A)::S(E)
    • Q(b);N_GUARD::S(E),XQ(b)
  • Tries
    • Try
      • B(C);
      • Vars
        • Q(b);N_GUARD::S(E)
        • Q(b);N_GUARD,P_PINQ(A)::S(E)
        • Q(b);N_GUARD::S(E),XQ(b)
        • Q(b);N_GUARD,P_PINP(D)::S(E)
      • Refutation
        • Q(b);XS(E)
    • Try
      • B(C);
      • Vars
        • Q(b);N_GUARD::S(E)
        • Q(b);N_GUARD,P_PINQ(A)::S(E)
        • Q(b);N_GUARD::S(E),XQ(b)
        • Q(b);N_GUARD,P_PINP(D)::S(E)
      • Refutation
        • Q(b);XS(E)
    • Try
      • B(C);
      • Vars
        • Q(b);N_GUARD::S(E)
        • Q(b);N_GUARD,P_PINQ(A)::S(E)
        • Q(b);N_GUARD::S(E),XQ(b)
        • Q(b);N_GUARD,P_PINP(D)::S(E)
      • Refutation
        • Q(b);XS(E)
  • Actual
    • B(C);
    • Vars
      • Q(b);SBLOCK,XS(E)::QAR1(A)
      • Q(b);N_GUARD::S(E)
      • Q(b);N_GUARD,P_PINQ(A)::S(E)
      • Q(b);N_GUARD::S(E),XQ(b)
      • Q(b);N_GUARD,P_PINP(D)::S(E)
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