MESON Chess Problem Database

Problem Display
PID: 122362 (6R1/5N2/8/2N5/R2b3P/7k/3n4/4B2K w - - 0 1)

Bruch, Wieland

Source?, 0000

6R1/5N2/8/2N5/R2b3P/7k/3n4/4B2K

#2

7 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Sg5#
      • 2.Rg3#
    • 1...Bg1
      • 2.Sg5#
      • 2.Rg3#
    • 1...Bb2
      • 2.Sg5#
      • 2.Rg3#
    • 1...Bc3
      • 2.Sg5#
      • 2.Rg3#
    • 1...Be3
      • 2.Rg3#
    • 1...Bxc5
      • 2.Sg5#
      • 2.Rg3#
    • 1...Be5
      • 2.Sg5#
    • 1...Bf6
      • 2.Rg3#
    • 1...Bg7
      • 2.Sg5#
    • 1...Bh8
      • 2.Sg5#
      • 2.Rg3#
  • Tries
    • 1.Se6?
      • threat
        • 2.Sf4#
      • 1...Be3
        • 2.Rg3#
      • 1...Be5
        • 2.Seg5#
        • 2.Sfg5#
      • 1...Bg7
        • 2.Seg5#
        • 2.Sfg5#
      • 1...Bf2!
    • 1.Rxd4?
      • threat
        • 2.Sg5#
        • 2.Rg3#
      • 1...Sf1
        • 2.Sg5#
      • 1...Sf3
        • 2.Rg3#
      • 1...Se4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sf4#
      • 1...Bf2
        • 2.Sxf2#
      • 1...Be3
        • 2.Rg3#
      • 1...Be5
        • 2.Sf2#
        • 2.Sg5#
      • 1...Bg7
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • B(c);::R1(G)
    • B(c);::S(F)
  • Tries
    • Try
      • S(E);
      • Threat
        • S(E)
      • Vars
        • B(c);::R1(G)
      • Refutation
        • B(c);
    • Try
      • R(C);XB(c)
      • Threat
        • DUALS(2)
      • Vars
        • S(a);::S(F)
        • S(a);::R1(G)
      • Refutation
        • S(a);
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • B(c);N_GUARD::S(E),XB(c)
      • B(c);::R1(G)
      • B(c);::S(F)
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