MESON Chess Problem Database

Problem Display
PID: 223261 (2N5/Q5p1/3p1b2/3PkPp1/1P1R4/6N1/3K4/7b w - - 0 1)

Carter, WT

English Mechanic and World of Science, 1885

(First published on Fri Oct 2 1885)

2N5/Q5p1/3p1b2/3PkPp1/1P1R4/6N1/3K4/7b

#2

8 + 6

6490 yacpdb 2020
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Se7?
      • threat
        • 2.Sc6#
        • 2.Sg6#
      • 1...Bxd5
        • 2.Sg6#
      • 1...Be4
        • 2.Sg6#
        • 2.Rxe4#
      • 1...g6
        • 2.Sc6#
        • 2.Sxg6#
      • 1...Bxe7!
    • 1.Re4+?
      • 1...Kxd5
        • 2.Qb7#
        • 2.Qa8#
      • 1...Bxe4!
  • Keys
    • 1.Sb6!
      • threat
        • 2.Sc4#
        • 2.Sd7#
      • 1...Kxd4
        • 2.Qa1#
      • 1...Bxd5
        • 2.Sd7#
      • 1...Be4
        • 2.Rxe4#
      • 1...Be7
        • 2.Sd7#
      • 1...Bd8
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);XP(E)::S(H)
      • Refutation
        • B(e);XS(H)
    • Try
      • R(D);CHECK
      • Refutation
        • B(a);XR(D)
  • Actual
    • S(H);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(D)::QAB(G)
      • B(a);XP(E)::S(H)
      • B(a);N_GUARD::R1(D),XB(a)
      • B(e);::S(H)
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