MESON Chess Problem Database

Problem Display
PID: 170495 (4N3/1b1p4/1p3p2/1B1k4/3P1pP1/1K6/1nN5/4R3 w - - 0 1)

Moller, Ferdinand Friedrich

Basler Nachrichten, 1924

4N3/1b1p4/1p3p2/1B1k4/3P1pP1/1K6/1nN5/4R3

#2

7 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...f5
      • 2.Re5#
    • 1...d6
      • 2.Sxf6#
      • 2.Sc7#
  • Tries
    • 1.Bc4+?
      • 1...Kc6
        • 2.Sb4#
      • 1...Sxc4!
  • Keys
    • 1.Be2!
      • threat
        • 2.Bf3#
      • 1...Ke4
        • 2.Sxf6#
      • 1...Kc6
        • 2.Sb4#
      • 1...Ke6
        • 2.Bc4#
      • 1...f3
        • 2.Bxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(e);N_GUARD::R1(A)
  • Tries
    • Try
      • B(F);CHECK
      • Vars
        • K(c);S_FLIGHT::S(B)
      • Refutation
        • S(a);XB(F)
  • Actual
    • B(F);
    • Threat
      • B(F)
    • Vars
      • K(c);S_FLIGHT::S(G),XP(e)
      • K(c);S_FLIGHT::S(B)
      • K(c);S_FLIGHT::R(A)+B(F),DCHECK
      • P(b);::B(F),XP(b)
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