MESON Chess Problem Database

Problem Display
PID: 235038 (8/2R1p1R1/p3n2p/1P2k3/Q6N/2K1N1P1/8/2B4B w - - 0 1)

Erokhin, Vladimir Alekseevich

Probleemblad, 1984

8/2R1p1R1/p3n2p/1P2k3/Q6N/2K1N1P1/8/2B4B

#2

10 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Rc6?
      • threat
        • 2.Sg4#
      • 1...Kf6
        • 2.Qd4#
      • 1...h5!
    • 1.Rcxe7?
      • threat
        • 2.Qd4#
        • 2.Qf4#
      • 1...Kf6
        • 2.Sg4#
      • 1...Kd6!
    • 1.Rg6?
      • threat
        • 2.Sc4#
      • 1...Kd6
        • 2.Qf4#
      • 1...axb5!
  • Keys
    • 1.Rgxe7!
      • threat
        • 2.Qd4#
        • 2.Qf4#
      • 1...Kd6
        • 2.Sc4#
      • 1...Kf6
        • 2.Sg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(I);
      • Threat
        • S(D)
      • Vars
        • K(a);P_SPINS(c),S_FLIGHT::QAB(F)
      • Refutation
        • P(d);
    • Try
      • R(I);P_PINS(c),XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • K(a);N_SPINS(c),S_FLIGHT::S(D)
      • Refutation
        • K(a);N_SPINS(c),S_FLIGHT
    • Try
      • R(J);
      • Threat
        • S(D)
      • Vars
        • K(a);P_SPINS(c),S_FLIGHT::QAB(F)
      • Refutation
        • P(b);XP(H)
  • Actual
    • R(J);P_PINS(c),XP(e)
    • Threat
      • DUALS(2)
    • Vars
      • K(a);N_SPINS(c),S_FLIGHT::S(D)
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