MESON Chess Problem Database

Problem Display
PID: 2151 (2n5/p1rp2B1/1qp1bN2/3P2p1/3kNpr1/p4Kp1/4B3/1Q6 w - - 0 1)

Anonymous

Source?, 0000

2n5/p1rp2B1/1qp1bN2/3P2p1/3kNpr1/p4Kp1/4B3/1Q6

#2

7 + 13

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...Qa6
      • 2.Qa1#
    • 1...Bxd5
      • 2.Sxg4#
      • 2.Sh5#
      • 2.Sxd7#
      • 2.Sh7#
      • 2.Se8#
      • 2.Sg8#
    • 1...cxd5
      • 2.Sxg4#
      • 2.Sh5#
      • 2.Sxd7#
      • 2.Sh7#
      • 2.Se8#
      • 2.Sg8#
  • Keys
    • 1.Sc3!
      • threat
        • 2.Sfe4#
        • 2.Sxd7#
      • 1...Bxd5+
        • 2.Sfe4#
      • 1...Kxc3
        • 2.Se4#
      • 1...Kc5
        • 2.Sfe4#
      • 1...Ke5
        • 2.Se8#
      • 1...d6
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • Q(g);N_GUARD::QAB(A)
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • B(i);CHECK,XP(E)::B(G)+S(F)
      • K(c);S_FLIGHT,XS(D)::B(G)+S(F),DCHECK
      • K(c);S_FLIGHT::S(F)
      • K(c);S_FLIGHT::B(G)+S(F)
      • P(l);::B(G)+S(F)
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