MESON Chess Problem Database

Problem Display
PID: 222583 (8/6P1/N2k1K1Q/3Bp3/1R2P1p1/2r2p2/8/8 w - - 0 1)

Hirsebrei, E

New Orleans Times-Democrat, 1884

8/6P1/N2k1K1Q/3Bp3/1R2P1p1/2r2p2/8/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.g8Q?
      • threat
        • 2.Qe6#
        • 2.Qd8#
      • 1...Rc7
        • 2.Qe6#
      • 1...Rc8
        • 2.Qe6#
      • 1...Kd7!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Kf7#
      • 1...Kxc6
        • 2.Ke7#
      • 1...Rxc6
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(G);
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::QAR1(G)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • B(C);
    • Threat
      • QAR(F)+K(E)
    • Vars
      • K(e);P-FLIGHT,XB(C)::QAR(F)+K(E)
      • R(a);N_GUARD,SBLOCK,XB(C)::QAR(F)
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