MESON Chess Problem Database

Problem Display
PID: 120847 (b6B/K1N3rr/6P1/pR6/n2k1P2/1P3Q2/8/8 w - - 0 1)

Siklosi, Miklos

Dunaujvarosi TST, 1963

b6B/K1N3rr/6P1/pR6/n2k1P2/1P3Q2/8/8

#2

8 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rh1
      • 2.Bxg7#
    • 1...Rh2
      • 2.Bxg7#
    • 1...Rh3
      • 2.Bxg7#
    • 1...Rh4
      • 2.Bxg7#
    • 1...Rh6
      • 2.Bxg7#
    • 1...Bd5
      • 2.Rxd5#
    • 1...Bb7
      • 2.Se6#
  • Keys
    • 1.Rb7!
      • threat
        • 2.Se6#
      • 1...Kc5
        • 2.Qd5#
      • 1...Sc5
        • 2.Sb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • R(e);N_GUARD::B(H),XR(d)
    • B(f);N_GUARD::R1(D),XB(f)
    • B(f);N_PINS(G)::S(G)
  • Actual
    • R(D);N_SPINS(G)
    • Threat
      • S(G)
    • Vars
      • K(b);N_SPINR(d),S_FLIGHT::QAR1(B)
      • S(a);SBLOCK::S(G)
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