MESON Chess Problem Database

Problem Display
PID: 200608 (8/5P2/5BQ1/1PP2R2/2k2K2/8/1R2P3/8 w - - 0 1)

Trakhtman, E

Zadachi i Etyudi, 2017

8/5P2/5BQ1/1PP2R2/2k2K2/8/1R2P3/8

#2

9 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Ke5?
      • 1...Kc3
        • 2.Kd5#
      • 1...Kxc5!
    • 1.Be5?
      • 1...Kxc5
        • 2.Qc6#
      • 1...Kd5!
  • Keys
    • 1.Re5!
      • threat
        • 2.Qd3#
      • 1...Kc3
        • 2.Re4#
      • 1...Kd4
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::B(G)+K(C)
      • Refutation
        • K(a);P-FLIGHT,XP(E)
    • Try
      • B(G);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(E)::QAR1(H)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(F);
    • Threat
      • QAB1(H)
    • Vars
      • K(a);P-FLIGHT::B(G)+R(F)
      • K(a);P-FLIGHT::QAR1(H)
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