MESON Chess Problem Database

Problem Display
PID: 200430 (8/B2K4/3pRb2/3kN3/3r4/3P4/1Nnn4/2qR4 w - - 0 1)

Lozek, Jozef

Sachova skladba, 1999

8/B2K4/3pRb2/3kN3/3r4/3P4/1Nnn4/2qR4

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...dxe5
      • 2.Rd6#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Rxd6#
      • 1...Be5
        • 2.Se7#
      • 1...Be7
        • 2.Sxe7#
      • 1...Sc4
        • 2.dxc4#
      • 1...Se4
        • 2.dxe4#
      • 1...Rxd3!
  • Keys
    • 1.Sg6!
      • threat
        • 2.Rxd6#
      • 1...Rxd3
        • 2.Sf4#
      • 1...Be5
        • 2.Se7#
      • 1...Be7
        • 2.Sxe7#
      • 1...Sc4
        • 2.dxc4#
      • 1...Se4
        • 2.dxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • P(f);SBLOCK,XS(D)::R1(E)
  • Tries
    • Try
      • S(D);
      • Threat
        • R1(E),XP(f)
      • Vars
        • B(g);N_GUARD::S(D)
        • B(g);N_GUARD::S(D),XB(g)
        • S(c);OGATE::P(C),XS(c)
      • Refutation
        • R(d);XP(C)
  • Actual
    • S(D);
    • Threat
      • R1(E),XP(f)
    • Vars
      • R(d);N_GUARD,XP(C)::S(D)
      • B(g);N_GUARD::S(D)
      • B(g);N_GUARD::S(D),XB(g)
      • S(c);OGATE::P(C),XS(c)
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