MESON Chess Problem Database

Problem Display
PID: 141371 (1R6/2pp4/2k5/5N2/5NQ1/2r2P2/2p5/2K5 w - - 0 1)

Otten, Henry

2nd Prize, Bahn Frei, 1890

1R6/2pp4/2k5/5N2/5NQ1/2r2P2/2p5/2K5

#2

6 + 5

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Keys
    • 1.Sd3!
      • 1...Kd5
        • 2.Qe4#
      • 1...Rxd3
        • 2.Qc4#
      • 1...d6
        • 2.Se7#
      • 1...Ra3
        • 2.Qc4#
      • 1...Rb3
        • 2.Qc4#
      • 1...Rc4
        • 2.Qxc4#
      • 1...Rc5
        • 2.Sb4#
      • 1...d5
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Vars
      • K(c);S_FLIGHT::QAB1(D)
      • R(b);N_GUARD,XS(C)::QAR2(D)
      • P(e);SBLOCK::S(E)
      • R(b);N_GUARD::QAR2(D)
      • R(b);N_GUARD::QAR2(D),XR(b)
      • R(b);SBLOCK::S(C)
      • P(e);SBLOCK::QAB(D)
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