MESON Chess Problem Database

Problem Display
PID: 145931 (8/1qrp3K/2pbp3/8/1PPNk1p1/P7/2NBP2n/QB2R3 w - - 0 1)

Stanley, Cyril (Kipping, Cyril Stanley)

Chess, 1955

8/1qrp3K/2pbp3/8/1PPNk1p1/P7/2NBP2n/QB2R3

#2

11 + 9

SOLUTION

  • SOUND
  • Keys
    • 1.Sf5!
      • threat
        • 2.Sxd6#
      • 1...Kxf5
        • 2.e4#
      • 1...Qxb4
        • 2.Sxb4#
      • 1...Bxb4
        • 2.Sxb4#
        • 2.Sg3#
      • 1...exf5
        • 2.Qd4#
      • 1...Bg3
        • 2.Sxg3#
      • 1...Bf4
        • 2.Sce3#
      • 1...Bc5
        • 2.Sg3#
      • 1...Be5
        • 2.Scd4#
      • 1...Be7
        • 2.Sg3#
      • 1...Bf8
        • 2.Sg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(J);
    • Threat
      • S(J),XB(e)
    • Vars
      • K(b);OGATE,S_FLIGHT,XS(J)::P(F)
      • Q(g);XP(H)::B(B)+S(D),XQ(g)
      • P(f);SBLOCK,XS(J)::QAR1(A)
      • B(e);N_GUARD::S(J),XB(e)
      • B(e);SBLOCK::B(B)+S(D)
      • B(e);N_GUARD::S(J)
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