MESON Chess Problem Database

Problem Display
PID: 15583 (K7/8/8/7n/8/4N3/R3P2R/4k3 w - - 0 1)

Erokhin, Vladimir Alekseevich

3/5 HM., Bron MT, 1986

K7/8/8/7n/8/4N3/R3P2R/4k3

#2

5 + 2

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Tries
    • 1.Sf1?
      • threat
        • 2.Ra1#
      • 1...Kxf1
        • 2.Ra1#
      • 1...Kd1!
    • 1.Sg4?
      • threat
        • 2.Rh1#
      • 1...Kd1
        • 2.Rh1#
      • 1...Kf1
        • 2.Ra1#
      • 1...Sg3!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Ra1#
      • 1...Kd1
        • 2.Rh1#
      • 1...Kf1
        • 2.Ra1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • R(A)
      • Vars
        • K(a);P-FLIGHT,XS(D)::R(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);
      • Threat
        • R(C)
      • Vars
        • K(a);P-FLIGHT::R(C)
        • K(a);P-FLIGHT::R(A)
      • Refutation
        • S(b);
  • Actual
    • S(D);
    • Threat
      • R(A)
    • Vars
      • K(a);P-FLIGHT::R(C)
      • K(a);P-FLIGHT::R(A)
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