MESON Chess Problem Database

Problem Display
PID: 53808 (8/1n1Q4/2BBbpp1/1Rp1pk1n/R6P/1N6/K3N3/8 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1942

8/1n1Q4/2BBbpp1/1Rp1pk1n/R6P/1N6/K3N3/8

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd7
      • 2.Bxd7#
    • 1...Sg3
      • 2.Sxg3#
    • 1...Sg7
      • 2.Sg3#
    • 1...g5
      • 2.Qh7#
  • Keys
    • 1.Bf3!
      • threat
        • 2.Bg4#
      • 1...g5
        • 2.Qh7#
      • 1...Sf4
        • 2.Sg3#
      • 1...c4
        • 2.Sbd4#
      • 1...e4
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • B(e);N_PINS(C),N_SPINB(e),OGATE,XQ(I)::B(G),XB(e)
    • S(d);N_GUARD::S(B),XS(d)
    • S(d);N_GUARD::S(B)
    • P(g);OGATEB::QAB(I)
  • Actual
    • B(G);
    • Threat
      • B(G)
    • Vars
      • P(g);OGATEB::QAB(I)
      • S(d);N_GUARD::S(B)
      • P(a);N_PINS(C),P_SPINP(b)::S(C)
      • P(b);N_GUARD,P_SPINP(a)::S(B)
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Developed and maintained by Brian Stephenson.
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