MESON Chess Problem Database

Problem Display
PID: 2232 (2K5/2Q5/4N3/4p1Pp/6kb/6p1/6N1/7R w - - 0 1)

Cook, Eugene Beauharnais

Source?, 0000

2K5/2Q5/4N3/4p1Pp/6kb/6p1/6N1/7R

#2

6 + 5

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...e4
      • 2.Qf4#
  • Tries
    • 1.Sxh4?
      • 1...e4
        • 2.Qf4#
      • 1...g2!
    • 1.Rxh4+?
      • 1...Kf5
        • 2.Qf7#
      • 1...Kf3!
    • 1.Qc4+?
      • 1...Kf5
        • 2.Sxh4#
      • 1...e4
        • 2.Qxe4#
      • 1...Kf3!
  • Keys
    • 1.Sd4!
      • 1...Kxg5
        • 2.Qg7#
      • 1...Bxg5
        • 2.Qd7#
      • 1...exd4
        • 2.Qf4#
      • 1...e4
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATE::QAR1(E)
  • Tries
    • Try
      • S(B);XB(c)
      • Vars
        • P(d);OGATE::QAR1(E)
      • Refutation
        • P(a);
    • Try
      • R(A);CHECK,XB(c)
      • Vars
        • K(b);S_FLIGHT::QAR2(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);S_FLIGHT::S(B),XB(c)
        • P(d);P_SPINP(d)::QAR2(E),XP(d)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(D);
    • Vars
      • K(b);OGATEB,P-FLIGHT,XP(C)::QAR2(E)
      • B(c);SBLOCK,XP(C)::QAB(E)
      • P(d);OGATE,XS(D)::QAR1(E)
      • P(d);OGATE::QAR1(E)
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