MESON Chess Problem Database

Problem Display
PID: 271338 (2K5/2B1p3/1N2k3/7P/1n3R2/3pp2R/4r3/7B w - - 0 1)

Popa, Nicolae

Buletin Problemistic, 1992

2K5/2B1p3/1N2k3/7P/1n3R2/3pp2R/4r3/7B

#2

7 + 6

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Rxe3#
    • 1...Rb2
      • 2.Rxe3#
    • 1...Rc2
      • 2.Rxe3#
    • 1...Rd2
      • 2.Rxe3#
    • 1...Rf2
      • 2.Rxe3#
    • 1...Rg2
      • 2.Rxe3#
    • 1...Rh2
      • 2.Rxe3#
    • 1...Sa2
      • 2.Bd5#
    • 1...Sc2
      • 2.Bd5#
    • 1...Sd5
      • 2.Bxd5#
    • 1...Sa6
      • 2.Bd5#
    • 1...Sc6
      • 2.Bd5#
  • Tries
    • 1.Sd7?
      • threat
        • 2.Sc5#
        • 2.Sf8#
      • 1...Rc2
        • 2.Sf8#
        • 2.Rxe3#
      • 1...Sa6
        • 2.Sf8#
      • 1...Rg2!
  • Keys
    • 1.Rg3!
      • threat
        • 2.Rg6#
      • 1...Rg2
        • 2.Rxe3#
      • 1...Sd5
        • 2.Bxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 10
  • Sets
    • R(a);N_GUARD::R(B),XP(c)
    • R(a);N_GUARD,P_PINB(F)::R(B),XP(c)
    • S(d);N_GUARD::B(A)
    • S(d);N_GUARD::B(A),XS(d)
  • Tries
    • Try
      • S(E);
      • Threat
        • DUALS(2)
      • Vars
        • S(d);::S(E)
      • Refutation
        • R(a);
  • Actual
    • R(B);
    • Threat
      • R(B)
    • Vars
      • R(a);N_GUARD::R(B),XP(c)
      • S(d);N_GUARD::B(A),XS(d)
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