f → right = g y → right = u l → right = ; (semicolon) → odd. m → right = ,
f → right = g (not f) — so no.
Actually, let’s look at whole phrase:
Given common online puzzles: fylm = film is achieved by shifting each letter on the keyboard when typing, so to decode, shift left. fylm 23 Jump Street mtrjm awn layn - fydyw lfth
Check: fylm → intended letters: f’s left neighbor = d y’s left neighbor = t l’s left neighbor = k m’s left neighbor = n → "dtkn" still no. f → right = g y → right