MESON Chess Problem Database

Problem Display
PID: 80262 (2N1nB2/8/p2p3r/6R1/3k1P2/1bN2P2/2nK3p/2R2B2 w - - 0 1)

Gruber, Lutz-Dieter

Freie Presse, 1994

2N1nB2/8/p2p3r/6R1/3k1P2/1bN2P2/2nK3p/2R2B2

#2

9 + 8

6114 Problemschach-Jahrbuch (1994) 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Ba4
      • 2.Rd5#
    • 1...Bd5
      • 2.Rxd5#
    • 1...Sa1
      • 2.Se2#
    • 1...Se1
      • 2.Se2#
    • 1...Sa3
      • 2.Se2#
    • 1...Se3
      • 2.Se2#
    • 1...Sb4
      • 2.Se2#
    • 1...a5
      • 2.Sb5#
  • Tries
    • 1.Sa7?
      • threat
        • 2.Sc6#
      • 1...Bd5
        • 2.Rxd5#
      • 1...Ba4
        • 2.Rd5#
      • 1...Sb4
        • 2.Se2#
      • 1...d5!
    • 1.Bd3?
      • threat
        • 2.Se2#
      • 1...Bd5
        • 2.Rxd5#
      • 1...Re6!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sc6#
      • 1...Bd5
        • 2.Rxd5#
      • 1...d5
        • 2.Sf5#
      • 1...Ba4
        • 2.Rd5#
      • 1...Sb4
        • 2.Se2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • B(c);N_GUARD::R1(G)
    • B(c);N_GUARD::R1(G),XB(c)
    • S(a);::S(D)
    • P(e);N_GUARD::S(D)
  • Tries
    • Try
      • S(H);
      • Threat
        • S(H)
      • Vars
        • B(c);N_GUARD::R1(G),XB(c)
        • B(c);N_GUARD::R1(G)
        • S(a);::S(D)
      • Refutation
        • P(f);
    • Try
      • B(B);
      • Threat
        • S(D)
      • Vars
        • B(c);N_GUARD::R1(G),XB(c)
      • Refutation
        • R(g);
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • B(c);N_GUARD::R1(G),XB(c)
      • P(f);::S(H)
      • B(c);N_GUARD::R1(G)
      • S(a);::S(D)
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