MESON Chess Problem Database

Problem Display
PID: 176530 (K1R5/p7/2pBr3/1Npk1P2/1pN2b1r/3P4/4P3/8 w - - 0 1)

Dimitrov, Nikolai

Schach-Echo, 1971

K1R5/p7/2pBr3/1Npk1P2/1pN2b1r/3P4/4P3/8

#2

8 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd6
      • 2.e4#
    • 1...Rf6
      • 2.e4#
    • 1...Rg6
      • 2.e4#
    • 1...Rh6
      • 2.e4#
    • 1...Be5
      • 2.Se3#
    • 1...a5
      • 2.Sb6#
    • 1...a6
      • 2.Sb6#
  • Keys
    • 1.Be5!
      • threat
        • 2.Sc7#
        • 2.e4#
      • 1...Rxe5
        • 2.Rd8#
      • 1...Bxe5
        • 2.Se3#
      • 1...cxb5
        • 2.e4#
      • 1...Rh7
        • 2.e4#
      • 1...Re7
        • 2.e4#
      • 1...Bc1
        • 2.Sc7#
      • 1...Bd2
        • 2.Sc7#
      • 1...Bh2
        • 2.Sc7#
      • 1...Be3
        • 2.Sc7#
      • 1...Bg3
        • 2.Sc7#
      • 1...Bg5
        • 2.Sc7#
      • 1...Bh6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 6
  • Sets
    • R(g);N_GUARD,XB(F)::P(A)
    • R(g);N_GUARD::P(A)
    • B(b);N_GUARD,S_CUTR(g)::S(C)
    • P(h);N_GUARD::S(C)
  • Actual
    • B(F);
    • Threat
      • DUALS(2)
    • Vars
      • R(g);N_GUARD,XB(F)::R(H)
      • B(b);N_GUARD,SBLOCK,XB(F)::S(C)
      • P(f);XS(D)::P(A)
      • R(c);::P(A)
      • R(g);::P(A)
      • B(b);::S(D)
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Developed and maintained by Brian Stephenson.
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