MESON Chess Problem Database

Problem Display
PID: 32824 (2Q5/1N3p2/4PP2/R1bk1n1R/5P2/8/2P5/4K3 w - - 0 1)

Huggins, Colonel AZ

Source?, 0000

2Q5/1N3p2/4PP2/R1bk1n1R/5P2/8/2P5/4K3

#2

9 + 4

3500 Chess Problems by A. Z. Huggins 1872

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qxc5#
  • Tries
    • 1.Qxc5+?
      • 1...Kxe6
        • 2.Qxf5#
      • 1...Ke4!
  • Keys
    • 1.Sd6!
      • 1...Kd4
        • 2.Qxc5#
      • 1...Kxd6
        • 2.Qd7#
      • 1...fxe6
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • K(b);N_SPINS(c),S_FLIGHT::QAR1(I),XB(a)
  • Tries
    • Try
      • Q(I);CHECK,XB(a)
      • Vars
        • K(b);N_SPINS(c),OGATE,S_FLIGHT,XP(F)::QAB1(I),XS(c)
      • Refutation
        • K(b);N_SPINS(c),S_FLIGHT
  • Actual
    • S(H);
    • Vars
      • K(b);N_SPINB(a),N_SPINS(c),P-FLIGHT::QAB1(I),XB(a)
      • K(b);N_SPINB(a),N_SPINS(c),OGATEB,P-FLIGHT,XS(H)::QAR1(I)
      • P(d);SBLOCK,XP(F)::QAR1(I),XB(a)
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