MESON Chess Problem Database

Problem Display
PID: 235190 (2Nb4/1K6/3p4/3k1P2/3P3R/np1Bpp2/2P1rN1n/Bb6 w - - 0 1)

Gruber, Lutz-Dieter

Schach, 2012

2Nb4/1K6/3p4/3k1P2/3P3R/np1Bpp2/2P1rN1n/Bb6

#2

9 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxh4
      • 2.Sb6#
    • 1...Ba5
      • 2.Se7#
    • 1...Bg5
      • 2.Sb6#
    • 1...Bb6
      • 2.Sxb6#
      • 2.Se7#
    • 1...Bf6
      • 2.Sb6#
    • 1...Bc7
      • 2.Se7#
    • 1...Be7
      • 2.Sb6#
      • 2.Sxe7#
    • 1...Sc4
      • 2.Be4#
    • 1...Sb5
      • 2.c4#
  • Tries
    • 1.Sd1?
      • threat
        • 2.Sc3#
      • 1...Rxc2
        • 2.Sxe3#
      • 1...Bxh4
        • 2.Sb6#
      • 1...Ba5
        • 2.Se7#
      • 1...Sb5
        • 2.c4#
      • 1...Sg4!
    • 1.Sh3?
      • threat
        • 2.Sf4#
      • 1...Bg5
        • 2.Sb6#
      • 1...b2!
  • Keys
    • 1.Rh6!
      • threat
        • 2.Rxd6#
      • 1...Bf6
        • 2.Sb6#
      • 1...Bc7
        • 2.Se7#
      • 1...Be7
        • 2.Sb6#
        • 2.Sxe7#
      • 1...Sc4
        • 2.Be4#
      • 1...Sb5
        • 2.c4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(j);N_GUARD,XR(F)::S(I)
    • B(j);N_GUARD::S(I)
    • S(d);SBLOCK::B(D)
    • S(d);N_GUARD::P(B)
  • Tries
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • R(b);N_GUARD,XP(B)::S(C),XP(f)
        • B(j);N_GUARD,XR(F)::S(I)
        • B(j);N_GUARD::S(I)
        • S(d);N_GUARD::P(B)
      • Refutation
        • S(c);
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • B(j);N_GUARD::S(I)
      • Refutation
        • P(e);
  • Actual
    • R(F);
    • Threat
      • R1(F),XP(i)
    • Vars
      • B(j);N_GUARD::S(I)
      • S(d);SBLOCK::B(D)
      • S(d);N_GUARD::P(B)
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