MESON Chess Problem Database

Problem Display
PID: 243579 (bb4K1/2p1NB2/Rq3k2/2p2Np1/rn4P1/3p2B1/8/5R2 w - - 0 1)

Dimitrov, Nikolai

Rochade Europa, 2006

bb4K1/2p1NB2/Rq3k2/2p2Np1/rn4P1/3p2B1/8/5R2

#2

8 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qe6
      • 2.Rxe6#
    • 1...Sc6
      • 2.Sd5#
  • Tries
    • 1.Re1?
      • threat
        • 2.Be5#
      • 1...Sc6
        • 2.Sd5#
        • 2.Re6#
      • 1...c6
        • 2.Re6#
      • 1...Be4!
  • Keys
    • 1.Sg6!
      • threat
        • 2.Be5#
      • 1...Sc6
        • 2.Sd4#
      • 1...c6
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • Q(f);OGATE,P_PINB(G)::R1(E),XQ(f)
    • S(c);N_GUARD,N_SPINQ(f),S_CUTB(i)::S(F)
  • Tries
    • Try
      • R(A);
      • Threat
        • B(B)
      • Vars
        • P(h);N_SPINQ(f),S_CUTQ(f)::R1(A)
      • Refutation
        • B(i);
  • Actual
    • S(F);
    • Threat
      • B(B)
    • Vars
      • S(c);N_SPINQ(f),S_CUTB(i)::R(A)+S(D)
      • P(h);N_SPINQ(f),S_CUTB(i)::R(A)+S(D)
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