MESON Chess Problem Database

Problem Display
PID: 208002 (8/p7/Kp6/2Np4/1k1p4/1b2Q3/1P3b2/5B2 w - - 0 1)

Moore, Thomas DS

Dubuque Chess Journal, 1873

8/p7/Kp6/2Np4/1k1p4/1b2Q3/1P3b2/5B2

#2

5 + 7

3713 Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Qa3#
    • 1...Ba2
      • 2.Qa3#
    • 1...Bc2
      • 2.Qa3#
    • 1...Ba4
      • 2.Qa3#
  • Keys
    • 1.Bb5!
      • threat
        • 2.Sd3#
      • 1...Kxc5
        • 2.Qe7#
      • 1...bxc5
        • 2.Qd2#
      • 1...Bd1
        • 2.Qa3#
      • 1...Ba2
        • 2.Qa3#
      • 1...Bc2
        • 2.Qa3#
      • 1...Ba4
        • 2.Qa3#
      • 1...Bc4
        • 2.Qa3#
      • 1...d3
        • 2.Sxd3#

This anticipates 87388(1997)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE::QAB1(C)
  • Actual
    • B(A);
    • Threat
      • S(D)
    • Vars
      • K(c);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB(C)
      • P(f);SBLOCK,XS(D)::QAB(C)
      • B(b);OGATE::QAB1(C)
      • B(b);OGATE,P_PINB(A)::QAB1(C)
      • P(d);::S(D),XP(d)
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