MESON Chess Problem Database

Problem Display
PID: 136967 (3K4/p1p1N3/1BP5/R3P1p1/4k1P1/p1p2RP1/2r1p1P1/1BbbN2n w - - 0 1)

Janevski, Zivko

Liga Problemista, 1984/2

3K4/p1p1N3/1BP5/R3P1p1/4k1P1/p1p2RP1/2r1p1P1/1BbbN2n

#2

12 + 11

6490 yacpdb 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Bb2
      • 2.Re3#
    • 1...Be3
      • 2.Rxe3#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Ra4#
      • 1...Be3
        • 2.Rxe3#
      • 1...Ra2
        • 2.Sf2#
      • 1...Rb2
        • 2.Sf2#
      • 1...Rd2
        • 2.Re3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(a);N_GUARD::R1(D)
    • B(a);N_GUARD::R1(D),XB(a)
  • Actual
    • S(B);N_PINR(d)
    • Threat
      • R(G)
    • Vars
      • B(a);N_GUARD::R1(D),XB(a)
      • R(d);::B(A)+S(B),DCHECK
      • R(d);P_PINS(B),S_CUTB(a)::R1(D)
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