MESON Chess Problem Database

Problem Display
PID: 189362 (K2b2Bn/2p5/2R5/4Nkr1/2pQ4/3p4/4Pn2/3b1q1r w - - 0 1)

Junker, Karl

Schach-Echo, 1971

K2b2Bn/2p5/2R5/4Nkr1/2pQ4/3p4/4Pn2/3b1q1r

#2

6 + 11

328 Schweizerische Schachzeitung 1972

SOLUTION

  • SOUND
  • Sets
    • 1...Bf6
      • 2.Be6#
  • Keys
    • 1.Sg6!
      • threat
        • 2.Qf4#
      • 1...Rxg6
        • 2.Rc5#
      • 1...Sxg6
        • 2.Be6#
      • 1...Rg4
        • 2.Qe5#
        • 2.Qd5#
      • 1...Bf6
        • 2.Rxf6#
      • 1...Se4
        • 2.Qd7#
      • 1...Rh4
        • 2.Sxh4#
      • 1...Sh3
        • 2.Sh4#
      • 1...Sg4
        • 2.e4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(j);SBLOCK::B(F)
  • Actual
    • S(C);
    • Threat
      • QAR1(B)
    • Vars
      • R(h);SBLOCK,XS(C)::R(D)
      • S(k);SBLOCK,XS(C)::B(F)
      • B(j);N_GUARD::R1(D),XB(j)
      • S(d);SBLOCK::QAB(B)
      • R(c);N_GUARD::S(C),XR(c)
      • S(d);S_CUTR(c)::S(C)
      • S(d);N_GUARD,SBLOCK::P(A)
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