MESON Chess Problem Database

Problem Display
PID: 102153 (2q3b1/Bn5p/8/2P1p3/2Nk2p1/p1p5/1N4Q1/6K1 w - - 0 1)

Scheel, Johan

Sydsvenska Dagbladet Snallposten, 1909-1910

2q3b1/Bn5p/8/2P1p3/2Nk2p1/p1p5/1N4Q1/6K1

#2

6 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sa5
      • 2.c6#
    • 1...Sd6
      • 2.c6#
    • 1...Sd8
      • 2.c6#
  • Keys
    • 1.Sd6!
      • threat
        • 2.Qe4#
      • 1...Ke3
        • 2.Qf2#
      • 1...Sxd6
        • 2.c6#
      • 1...cxb2
        • 2.Qd2#
      • 1...c2
        • 2.Qd2#
      • 1...e4
        • 2.Qxe4#
      • 1...Qf5
        • 2.Sxf5#
      • 1...Qc6
        • 2.Sf5#
      • 1...Bd5
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 2
  • Sets
    • S(f);N_GUARD::B(F)+P(E)
  • Actual
    • S(D);
    • Threat
      • QAR1(C)
    • Vars
      • K(c);S_FLIGHT::QAB1(C)
      • S(f);N_GUARD,XS(D)::B(F)+P(E)
      • P(b);N_GUARD,XS(B)::QAR2(C)
      • P(b);N_GUARD::QAR2(C)
      • P(e);::QAR1(C),XP(e)
      • Q(h);N_GUARD::S(D),XQ(h)
      • Q(h);N_GUARD::S(D)
      • B(i);SBLOCK::QAB(C)
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Developed and maintained by Brian Stephenson.
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