MESON Chess Problem Database

Problem Display
PID: 222624 (3R4/1N1b4/8/3n1P2/3k4/1R1B4/4P1N1/2B1K3 w - - 0 1)

Ehrenstein, Moritz

Nashville Daily American, 1884

3R4/1N1b4/8/3n1P2/3k4/1R1B4/4P1N1/2B1K3

#2

9 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ba4
      • 2.Bb2#
    • 1...Bb5
      • 2.Bb2#
    • 1...Bxf5
      • 2.Bb2#
    • 1...Bc6
      • 2.Bb2#
    • 1...Be6
      • 2.Bb2#
    • 1...Bc8
      • 2.Bb2#
    • 1...Be8
      • 2.Bb2#
  • Keys
    • 1.Rb5!
      • 1...Kc3
        • 2.Bb2#
      • 1...Ke5
        • 2.Bb2#
      • 1...Bxb5
        • 2.Bb2#
      • 1...Bxf5
        • 2.Bb2#
      • 1...Bc6
        • 2.Bb2#
      • 1...Be6
        • 2.Bb2#
      • 1...Bc8
        • 2.Bb2#
      • 1...Be8
        • 2.Bb2#
      • 1...Sc3
        • 2.Be3#
      • 1...Se3
        • 2.Bb2#
      • 1...Sb4
        • 2.Bb2#
      • 1...Sf4
        • 2.Bb2#
      • 1...Sb6
        • 2.Bb2#
      • 1...Sf6
        • 2.Bb2#
      • 1...Sc7
        • 2.Bb2#
      • 1...Se7
        • 2.Bb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • B(c);P_SPINS(b)::B(A)
    • B(c);P_SPINS(b),XP(G)::B(A)
  • Actual
    • R(E);
    • Vars
      • K(a);S_FLIGHT::B(A)
      • K(a);P_SPINS(b),S_FLIGHT::B(A)
      • B(c);P_SPINS(b),XR(E)::B(A)
      • B(c);P_SPINS(b),XP(G)::B(A)
      • B(c);P_SPINS(b)::B(A)
      • S(b);N_GUARD,P_SPINB(c),SBLOCK::B(A)
      • S(b);N_GUARD,P_SPINB(c)::B(A)
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Developed and maintained by Brian Stephenson.
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