MESON Chess Problem Database

Problem Display
PID: 208116 (3B4/8/3pK3/1P6/1b1kpp2/N6R/2Pp4/2q5 w - - 0 1)

Meyer, Heinrich Friedrich Ludwig

New York Clipper, 1874

3B4/8/3pK3/1P6/1b1kpp2/N6R/2Pp4/2q5

#2

6 + 7

6490 yacpdb 2020
3713 Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bc3
      • 2.Bb6#
    • 1...Bc5
      • 2.Bf6#
  • Tries
    • 1.Rd3+?
      • 1...Kc5
        • 2.Rd5#
      • 1...exd3!
  • Keys
    • 1.Rc3!
      • threat
        • 2.Bf6#
      • 1...Kxc3
        • 2.Bf6#
      • 1...Bxc3
        • 2.Bb6#
      • 1...e3
        • 2.Rc4#

Anticipated by 30851(1874)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(c);N_GUARD::B(F)
    • B(c);SBLOCK::B(F)
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(d);OGATE,S_FLIGHT::R1(C)
      • Refutation
        • P(e);XR(C)
  • Actual
    • R(C);
    • Threat
      • B(F)
    • Vars
      • K(d);S_FLIGHT,XR(C)::B(F)
      • B(c);N_GUARD,SBLOCK,XR(C)::B(F)
      • P(e);SBLOCK::R1(C)
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