MESON Chess Problem Database

Problem Display
PID: 258277 (7R/2p5/n3pk2/Q3N3/3P2K1/8/8/8 w - - 0 1)

Anonymous

English Mechanic and World of Science, 1891

(First published on Fri Jan 30 1891)

7R/2p5/n3pk2/Q3N3/3P2K1/8/8/8

#2

5 + 4

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Qd2?
      • threat
        • 2.Qg5#
      • 1...Kg7
        • 2.Qh6#
      • 1...Ke7!
    • 1.Qc5?
      • threat
        • 2.Qf8#
      • 1...Kg7
        • 2.Qf8#
      • 1...Sxc5!
  • Keys
    • 1.Rh7!
      • threat
        • 2.Rf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB1(C)
      • Vars
        • K(c);N_GUARD,S_FLIGHT::QAB1(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR2(C)
      • Vars
        • K(c);S_FLIGHT::QAB1(C)
      • Refutation
        • S(a);XQ(C)
  • Actual
    • R(E);
    • Threat
      • R1(E)
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