MESON Chess Problem Database

Problem Display
PID: 53092 (1K6/p4P2/1pb3p1/6Rp/5P2/6Bk/q5N1/2bQ1B2 w - - 0 1)

Barry, Henry William

Checkmate, 1903

1K6/p4P2/1pb3p1/6Rp/5P2/6Bk/q5N1/2bQ1B2

#2

8 + 8

268 Chess Life 1954

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf4+
      • 2.Sxf4#
    • 1...h4
      • 2.Qg4#
  • Tries
    • 1.Be2?
      • threat
        • 2.Qh1#
      • 1...Bxf4+
        • 2.Sxf4#
      • 1...Kxg2
        • 2.Qf1#
      • 1...Bxg2!
    • 1.Qd7+?
      • 1...Qe6
        • 2.Qxe6#
      • 1...Bxd7!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Qh1#
      • 1...Bxf4+
        • 2.Sxf4#
      • 1...Kxg2
        • 2.Qf1#
      • 1...Qxg2
        • 2.Be6#
      • 1...Bxg2
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(a);CHECK,XP(E)::B(B)+S(C),DCHECK,XB(a)
    • P(d);N_GUARD::QAB1(A)
  • Tries
    • Try
      • B(B);
      • Threat
        • QAR2(A)
      • Vars
        • B(a);CHECK,XP(E)::S(C),XB(a)
        • K(c);OGATEB,S_FLIGHT,XS(C)::QAB1(A)
      • Refutation
        • B(f);XS(C)
    • Try
      • Q(A);CHECK
      • Vars
        • Q(b);N_GUARD,P_SPINQ(b)::QAB(A),XQ(b)
      • Refutation
        • B(f);XQ(A)
  • Actual
    • B(B);
    • Threat
      • QAR2(A)
    • Vars
      • B(a);CHECK,XP(E)::S(C),XB(a)
      • K(c);OGATEB,S_FLIGHT,XS(C)::QAB1(A)
      • Q(b);N_GUARD,SBLOCK,XS(C)::B(B)
      • B(f);N_GUARD,SBLOCK,XS(C)::QAB(A)
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Developed and maintained by Brian Stephenson.
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