MESON Chess Problem Database

Problem Display
PID: 251809 (8/8/8/3p4/3P4/K1kp2BR/2NNRP2/1B6 w - - 0 1)

Ouellet, Charles

Probleemblad, 1982

8/8/8/3p4/3P4/K1kp2BR/2NNRP2/1B6

#2

9 + 3

3713 Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...dxc2
      • 2.Be5#
    • 1...dxe2
      • 2.Bf4#
  • Tries
    • 1.Ka2?
      • 1...dxe2
        • 2.Bf4#
      • 1...dxc2!
  • Keys
    • 1.f4!
      • 1...dxc2
        • 2.Bf2#
      • 1...dxe2
        • 2.Be1#

Anticipated by 42286(1968)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATEB,XS(B)::R(H)+B(G)
    • P(b);OGATEB,XR(D)::R(H)+B(G)
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Vars
        • P(b);OGATEB,XR(D)::R(H)+B(G)
      • Refutation
        • P(b);XS(B)
  • Actual
    • P(E);
    • Vars
      • P(b);OGATEB,XS(B)::R(H)+B(G)
      • P(b);OGATEB,XR(D)::R(H)+B(G)
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