MESON Chess Problem Database

Problem Display
PID: 193678 (8/N7/2p1p3/pP1Pp3/p1k1N3/P3P3/2K3B1/8 w - - 0 1)

Rothstein, Louis

Pittsburgh Gazette-Times, 1915

8/N7/2p1p3/pP1Pp3/p1k1N3/P3P3/2K3B1/8

#2

8 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...cxd5
      • 2.Bf1#
    • 1...c5
      • 2.Sd2#
      • 2.Sd6#
    • 1...exd5
      • 2.Bf1#
  • Tries
    • 1.bxc6?
      • 1...exd5
        • 2.Bf1#
      • 1...Kxd5!
    • 1.b6?
      • 1...cxd5
        • 2.Bf1#
      • 1...exd5
        • 2.Bf1#
      • 1...c5
        • 2.Sd2#
        • 2.Sd6#
      • 1...Kxd5!
  • Keys
    • 1.Sc8!
      • 1...Kxb5
        • 2.Bf1#
      • 1...Kxd5
        • 2.Sb6#
      • 1...cxb5
        • 2.Sb6#
      • 1...cxd5
        • 2.Scd6#
        • 2.Bf1#
      • 1...exd5
        • 2.Scd6#
        • 2.Bf1#
      • 1...c5
        • 2.Sed6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • P(e);SBLOCK,XP(G)::B(B)
    • P(f);SBLOCK,XP(G)::B(B)
  • Tries
    • Try
      • P(F);XP(e)
      • Vars
        • P(f);SBLOCK,XP(G)::B(B)
      • Refutation
        • K(b);S_FLIGHT,XP(G)
    • Try
      • P(F);
      • Vars
        • P(e);SBLOCK,XP(G)::B(B)
        • P(f);SBLOCK,XP(G)::B(B)
      • Refutation
        • K(b);S_FLIGHT,XP(G)
  • Actual
    • S(H);
    • Vars
      • K(b);S_FLIGHT,XP(F)::B(B)
      • K(b);S_FLIGHT,XP(G)::S(H)
      • P(e);SBLOCK,XP(F)::S(H)
      • P(e);SBLOCK::S(E)
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