MESON Chess Problem Database

Problem Display
PID: 208882 (q1r5/1b4b1/1N6/4B3/1N6/p2Pk3/8/3Q2K1 w - - 0 1)

Gold, Samuel

Cleveland Leader, 1876

q1r5/1b4b1/1N6/4B3/1N6/p2Pk3/8/3Q2K1

#2

6 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rc2
      • 2.Sxc2#
    • 1...Rc4
      • 2.Sxc4#
    • 1...Rc6
      • 2.S4d5#
      • 2.S6d5#
    • 1...Rb8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Rd8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Re8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Rf8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Rg8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Rh8
      • 2.Sc2#
      • 2.Sc4#
    • 1...Bc6
      • 2.Sc2#
      • 2.Sc4#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sc4#
        • 2.Sd5#
      • 1...Rxc6
        • 2.Sd5#
      • 1...Bxc6
        • 2.Sc4#
      • 1...Bxe5
        • 2.Sd5#
      • 1...Qa4
        • 2.Sd5#
      • 1...Qa5
        • 2.Sc4#
      • 1...Qa6
        • 2.Sd5#
      • 1...Rd8
        • 2.Sc4#
      • 1...Ba6
        • 2.Sd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 2
  • Sets
    • R(f);N_GUARD::S(D),XR(f)
    • R(f);N_GUARD::S(F),XR(f)
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • R(f);XS(D)::S(F)
      • B(c);XS(D)::S(F)
      • B(d);XB(E)::S(F)
      • Q(e);::S(F)
      • R(f);::S(F)
      • B(c);::S(F)
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