MESON Chess Problem Database

Problem Display
PID: 214807 (3R4/8/1B1p1p2/3kNK1p/1pR5/8/n4b1r/3N4 w - - 0 1)

Wash, Benjamin S

St. Louis Globe Democrat, 1877

3R4/8/1B1p1p2/3kNK1p/1pR5/8/n4b1r/3N4

#2

6 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Be1
      • 2.Se3#
      • 2.Rd4#
    • 1...Be3
      • 2.Sxe3#
    • 1...Bg3
      • 2.Se3#
      • 2.Rd4#
    • 1...Bd4
      • 2.Rxd4#
    • 1...Bh4
      • 2.Se3#
      • 2.Rd4#
  • Tries
    • 1.Bxf2?
      • threat
        • 2.Se3#
        • 2.Rc5#
      • 1...Rh3
        • 2.Rc5#
      • 1...Rxf2+!
    • 1.Rc5+?
      • 1...Kd4
        • 2.Ra5#
        • 2.Rb5#
        • 2.Rxd6#
      • 1...Bxc5!
    • 1.Rc6?
      • threat
        • 2.Rcxd6#
        • 2.Rdxd6#
      • 1...Bxb6
        • 2.Rdxd6#
      • 1...fxe5
        • 2.Rdxd6#
      • 1...Bc5!
  • Keys
    • 1.Be3!
      • threat
        • 2.Rc5#
      • 1...Bxe3
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • B(b);N_GUARD::S(A),XB(b)
    • B(b);N_GUARD::R1(B),XB(b)
  • Tries
    • Try
      • B(E);XB(b)
      • Threat
        • DUALS(2)
      • Vars
        • R(c);::R1(B)
      • Refutation
        • R(c);CHECK,XB(E)
    • Try
      • R(B);CHECK
      • Refutation
        • B(b);XR(B)
    • Try
      • R(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);XB(E)::R1(F),XP(g)
        • P(h);XS(C)::R1(F),XP(g)
      • Refutation
        • B(b);
  • Actual
    • B(E);
    • Threat
      • R1(B)
    • Vars
      • B(b);XB(E)::S(A),XB(b)
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