MESON Chess Problem Database

Problem Display
PID: 2637 (8/4K3/8/3p1pN1/3kn1N1/8/1P3P2/2Q5 w - - 0 1)

Reed, George A

Edgefield Advertiser, 1859

(First published on Wed Sep 28 1859)

8/4K3/8/3p1pN1/3kn1N1/8/1P3P2/2Q5

#2

6 + 4

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Qc3#
    • 1...Sxf2
      • 2.Qc3#
    • 1...Sc3
      • 2.Qxc3#
    • 1...Sg3
      • 2.Qc3#
    • 1...Sc5
      • 2.Qc3#
    • 1...Sd6
      • 2.Qc3#
    • 1...Sf6
      • 2.Qc3#
  • Keys
    • 1.Se5!
      • threat
        • 2.Sgf3#
      • 1...Kxe5
        • 2.Sf3#
      • 1...Sxf2
        • 2.Qc3#
      • 1...Sxg5
        • 2.Qe3#
      • 1...Sc3
        • 2.Qe3#
        • 2.Qxc3#
      • 1...Sd2
        • 2.Qc3#
      • 1...Sg3
        • 2.Qe3#
        • 2.Qc3#
      • 1...Sc5
        • 2.Qe3#
        • 2.Qc3#
      • 1...Sd6
        • 2.Qe3#
        • 2.Qc3#
      • 1...Sf6
        • 2.Qe3#
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • S(b);N_GUARD::QAB1(A)
    • S(b);N_GUARD,XP(C)::QAB1(A)
    • S(b);N_GUARD::QAB1(A),XS(b)
  • Actual
    • S(D);
    • Threat
      • S(E)
    • Vars
      • K(a);S_FLIGHT,XS(D)::S(E)
      • S(b);N_GUARD,XP(C)::QAB1(A)
      • S(b);XS(E)::QAB1(A)
      • S(b);N_GUARD::QAB1(A)
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