MESON Chess Problem Database

Problem Display
PID: 36946 (2nB3K/3Qp3/1r5p/1p2k2N/R1np1p2/3P1P2/B3P3/2q3b1 w - - 0 1)

Frei-Schuler, Gottlieb

Andelfinger Zeitung, 1974

2nB3K/3Qp3/1r5p/1p2k2N/R1np1p2/3P1P2/B3P3/2q3b1

#2

9 + 11

3690 Kunstschach in der Schweiz 1980

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qd5#
    • 1...Sd2
      • 2.Qd5#
    • 1...Sa3
      • 2.Qd5#
    • 1...Sa5
      • 2.Qd5#
    • 1...S4d6
      • 2.Qe6#
  • Keys
    • 1.e4!
      • threat
        • 2.Qd5#
      • 1...dxe4 ep
        • 2.d4#
      • 1...fxe4 ep
        • 2.f4#
      • 1...Rd6
        • 2.Qf5#
      • 1...Se3
        • 2.Qxd4#
      • 1...S4d6
        • 2.Qe6#
      • 1...S8d6
        • 2.Qxe7#
      • 1...e6
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 4
  • Sets
    • S(c);::QAR1(G)
    • S(c);S_CUTR(h)::QAR1(G)
  • Actual
    • P(B);
    • Threat
      • QAR1(G)
    • Vars
      • P(d);EP,OGATE,XP(B)::P(C)
      • P(e);EP,OGATE,XP(B)::P(D)
      • R(h);SBLOCK::QAR1(G)
      • S(c);S_CUTB(b)::QAB1(G),XP(d)
      • S(c);S_CUTR(h)::QAR1(G)
      • S(k);N_GUARD,S_CUTR(h)::QAR2(G),XP(j)
      • P(j);OGATE::B(H)
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Developed and maintained by Brian Stephenson.
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