MESON Chess Problem Database

Problem Display
PID: 124477 (1K4b1/1p6/1r6/8/1p1N4/n1NP4/2BP2Qp/B1k5 w - - 0 1)

Jelinek, Frantisek

Svobodne Slovo, 1950

1K4b1/1p6/1r6/8/1p1N4/n1NP4/2BP2Qp/B1k5

#2

8 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re6
      • 2.Sa2#
    • 1...Ba2
      • 2.Sxa2#
    • 1...Bh7
      • 2.Sa2#
    • 1...Sc4
      • 2.Sa2#
  • Keys
    • 1.Qg5!
      • threat
        • 2.Sce2#
      • 1...Sxc2
        • 2.Sde2#
      • 1...bxc3
        • 2.dxc3#
      • 1...Re6
        • 2.Sa2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • R(e);S_CUTB(g)::S(E)
    • B(g);N_GUARD::S(E),XB(g)
    • B(g);N_GUARD::S(E)
    • S(c);S_CUTB(g)::S(E)
  • Actual
    • Q(D);
    • Threat
      • S(E)
    • Vars
      • S(c);SBLOCK,XB(B)::S(G)
      • P(d);OGATE,XS(E)::QAB(D)+P(C),XP(d)
      • R(e);S_CUTB(g)::S(E)
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