MESON Chess Problem Database

Problem Display
PID: 218447 (8/2N4P/2p1p3/2P1rp2/1K1k1B2/5B2/2P5/8 w - - 0 1)

Anonymous

Philadelphia Times, 1881

(First published on Sun Aug 7 1881)

8/2N4P/2p1p3/2P1rp2/1K1k1B2/5B2/2P5/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc5
      • 2.Sxe6#
    • 1...Rd5
      • 2.Sxe6#
  • Tries
    • 1.Bxc6?
      • threat
        • 2.Sb5#
      • 1...Rxc5
        • 2.Sxe6#
      • 1...Rd5!
  • Keys
    • 1.h8R!
      • 1...Rxc5
        • 2.Sxe6#
      • 1...Re1
        • 2.Rd8#
      • 1...Re2
        • 2.Rd8#
      • 1...Re3
        • 2.Rd8#
      • 1...Re4
        • 2.Rd8#
      • 1...Rd5
        • 2.Sxe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • R(b);N_GUARD,XP(E)::S(F),XP(e)
    • R(b);N_GUARD::S(F),XP(e)
  • Tries
    • Try
      • B(B);XP(d)
      • Threat
        • S(F)
      • Vars
        • R(b);N_GUARD,XP(E)::S(F),XP(e)
      • Refutation
        • R(b);
  • Actual
    • P(G);
    • Vars
      • R(b);N_GUARD,XP(E)::S(F),XP(e)
      • R(b);N_GUARD::R(G)
      • R(b);N_GUARD::S(F),XP(e)
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