MESON Chess Problem Database

Problem Display
PID: 222661 (8/8/3p4/3K4/2pR2pN/2p1k1Np/2P2p1n/4brn1 w - - 0 1)

Meyer, Heinrich Friedrich Ludwig

English Mechanic and World of Science, 1884

(First published on Fri Nov 14 1884)

8/8/3p4/3K4/2pR2pN/2p1k1Np/2P2p1n/4brn1

#2

5 + 11

6490 yacpdb 2020
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bd2
      • 2.Re4#
    • 1...Se2
      • 2.Sgf5#
    • 1...Sgf3
      • 2.Shf5#
    • 1...Shf3
      • 2.Shf5#
  • Tries
    • 1.Kxc4?
      • 1...Bd2
        • 2.Re4#
      • 1...Se2
        • 2.Sgf5#
      • 1...Sgf3
        • 2.Shf5#
      • 1...Shf3
        • 2.Shf5#
      • 1...d5+!
  • Keys
    • 1.Kxd6!
      • 1...Kxd4
        • 2.Shf5#
      • 1...Bd2
        • 2.Re4#
      • 1...Se2
        • 2.Sgf5#
      • 1...Sgf3
        • 2.Shf5#
      • 1...Shf3
        • 2.Shf5#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::R1(C)
    • S(c);SBLOCK::S(B)
    • S(c);SBLOCK::S(D)
    • S(e);SBLOCK::S(D)
  • Tries
    • Try
      • K(E);S_FLIGHT,XP(i)
      • Vars
        • B(a);SBLOCK::R1(C)
        • S(c);SBLOCK::S(B)
        • S(c);SBLOCK::S(D)
        • S(e);SBLOCK::S(D)
      • Refutation
        • P(k);CHECK
  • Actual
    • K(E);P-FLIGHT,XP(k)
    • Vars
      • K(g);S_FLIGHT,XR(C)::S(D)
      • B(a);SBLOCK::R1(C)
      • S(c);SBLOCK::S(B)
      • S(c);SBLOCK::S(D)
      • S(e);SBLOCK::S(D)
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