MESON Chess Problem Database

Problem Display
PID: 175448 (8/5K2/3p4/1p2k2p/1n1nP2P/5p2/5N1P/2Q2N2 w - - 0 1)

van Dijk, Johannes

Het Familieblad, 1899

8/5K2/3p4/1p2k2p/1n1nP2P/5p2/5N1P/2Q2N2

#2

7 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Qc7#
  • Keys
    • 1.Sd2!
      • 1...Kf4
        • 2.Sc4#
      • 1...Sdc2
        • 2.Sxf3#
      • 1...Se2
        • 2.Sxf3#
      • 1...Sb3
        • 2.Sxf3#
      • 1...Sf5
        • 2.Sxf3#
      • 1...Sdc6
        • 2.Sxf3#
      • 1...Se6
        • 2.Sxf3#
      • 1...d5
        • 2.Qc7#
      • 1...Sa2
        • 2.Sd3#
      • 1...Sbc2
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#
      • 1...Sd5
        • 2.Sd3#
      • 1...Sa6
        • 2.Sd3#
      • 1...Sbc6
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
    • P(g);OGATEB::QAB(A)
  • Actual
    • S(B);
    • Vars
      • K(e);S_FLIGHT::QAB(A)+S(B)
      • S(c);N_GUARD::S(B),XP(a)
      • P(g);OGATEB::QAB(A)
      • S(b);N_GUARD::S(C)
      • S(b);N_GUARD::S(C),XS(b)
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