MESON Chess Problem Database

Problem Display
PID: 214520 (8/2p5/1BPppN2/1b2k1Kp/p3N3/3pP3/1b1P4/8 w - - 0 1)

Jaeger, Daniel

Brownson's Chess Journal, 1877

8/2p5/1BPppN2/1b2k1Kp/p3N3/3pP3/1b1P4/8

#2

7 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Bd4#
    • 1...Ba3
      • 2.Bd4#
    • 1...Bd4
      • 2.Bxd4#
      • 2.exd4#
    • 1...d5
      • 2.Bxc7#
  • Tries
    • 1.Sc3?
      • threat
        • 2.Sd7#
        • 2.Bd4#
      • 1...Bxc6
        • 2.Bd4#
      • 1...cxb6
        • 2.Sd7#
      • 1...d5
        • 2.Bxc7#
      • 1...Bxc3!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Scd7#
      • 1...Bxc6
        • 2.Sxd3#
      • 1...dxc5
        • 2.Bxc7#
      • 1...d5
        • 2.Bxc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(a);N_GUARD::B(E)
    • P(g);OGATEB::B(E),XP(i)
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • B(d);XP(F)::B(E)
        • P(i);XB(E)::S(G)
        • P(g);OGATEB::B(E),XP(i)
      • Refutation
        • B(a);XS(C)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • B(d);N_GUARD,XP(F)::S(C),XP(b)
      • P(g);OGATEB,XS(C)::B(E),XP(i)
      • P(g);OGATEB::B(E),XP(i)
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