MESON Chess Problem Database

Problem Display
PID: 207543 (1bn4n/1k1r2rB/1pqB1p1K/R3P3/6p1/5Q2/8/8 w - - 0 1)

Daniel, John R

Amateur Chess Magazine, 1872

1bn4n/1k1r2rB/1pqB1p1K/R3P3/6p1/5Q2/8/8

#2

6 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.Bxe4#
      • 2.Qxe4#
    • 1...Qd5
      • 2.Qxd5#
  • Keys
    • 1.Qxc6+!
      • 1...Kxc6
        • 2.Be4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • Q(c);OGATEB::QAB(A),XQ(c)
  • Actual
    • Q(A);CHECK,XQ(c)
    • Vars
      • K(e);S_FLIGHT,XQ(A)::B(F)
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Developed and maintained by Brian Stephenson.
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