MESON Chess Problem Database

Problem Display
PID: 52773 (7k/5Rr1/5BR1/4P3/3K4/1Qr5/2B5/8 w - - 0 1)

Loyd, Sam

Source?, 0000

7k/5Rr1/5BR1/4P3/3K4/1Qr5/2B5/8

#2

7 + 3

5206 Sam Loyd and His Chess Problems 1913
249 Schach-Echo 1933
785 Het Belgisch Schaakbord (L'Echiquier Belge) 1954
14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Tries
    • 1.Qb8+?
      • 1...Kh7
        • 2.Rfxg7#
      • 1...Rc8!
  • Keys
    • 1.Bxg7+!
      • 1...Kh7
        • 2.Bf6#
      • 1...Kg8
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(c);P-FLIGHT::R1(G),XR(b)
      • Refutation
        • R(a);
  • Actual
    • B(E);CHECK,XR(b)
    • Vars
      • K(c);P-FLIGHT::R(G)+B(E)
      • K(c);P-FLIGHT::R(F)+B(E)
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