MESON Chess Problem Database

Problem Display
PID: 2205 (6N1/6p1/8/7k/4K3/5P2/3Q4/8 w - - 0 1)

Cook, Eugene Beauharnais

Seaforth Expositor, 1868

6N1/6p1/8/7k/4K3/5P2/3Q4/8

#2

4 + 2

1679 American Chess Nuts 1868
2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...g6
      • 2.Qh6#
  • Tries
    • 1.Kf5?
      • threat
        • 2.Qg5#
        • 2.Qh2#
      • 1...Kh4
        • 2.Qh2#
      • 1...g5
        • 2.Qxg5#
        • 2.Qh2#
      • 1...g6+!
    • 1.Qf4?
      • threat
        • 2.Qg4#
      • 1...Kg6
        • 2.Qf5#
      • 1...g5!
    • 1.Qg2?
      • threat
        • 2.Qg4#
      • 1...Kh4
        • 2.Qg4#
      • 1...g5!
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qg4#
      • 1...Kh4
        • 2.Qg4#
      • 1...Kg5
        • 2.Qg4#
      • 1...Kg6
        • 2.Qf5#
      • 1...g5
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(b);N_GUARD::QAR1(A)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • K(a);P-FLIGHT::QAR2(A)
      • Refutation
        • P(b);CHECK
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • P(b);
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);P-FLIGHT::QAR1(A)
      • K(a);S_FLIGHT::QAB1(A)
      • P(b);OGATE,SBLOCK::QAR2(A)
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