MESON Chess Problem Database

Problem Display
PID: 210134 (8/8/B7/8/3p2K1/8/1RNk4/1n6 w - - 0 1)

Fjellstrom, Zakarias

Land og Folk, 1978

8/8/B7/8/3p2K1/8/1RNk4/1n6

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Se3+!
      • 1...Kc1
        • 2.Rc2#
      • 1...Ke1
        • 2.Re2#
      • 1...Kc3
        • 2.Sd1#
      • 1...Kxe3
        • 2.Re2#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);CHECK
    • Vars
      • K(b);S_FLIGHT::R1(A)
      • K(b);OGATE,S_FLIGHT::R1(A)
      • K(b);S_FLIGHT::S(B)
      • K(b);OGATE,S_FLIGHT,XS(B)::R1(A)
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