::consonant:: = b|c|ç|d|f|g|gu|h|ig|ix|j|k|l|ll|l·l|m|n|ny|p|q|qu|r|rr|s|ss|t|tg|tj|ts|tx|tz|v|w|x|z
::vowel:: = a|à|e|è|é|i|í|ï|o|ò|ó|u|ú|ü|y

c -> s / _ (i|e)
g -> ʒ / _ (i|e)
gu -> g / _ (i|e)
qu -> k / _ (i|e)

% Environment should be syllable-final
ig -> it͡ʃ / _ #|(::consonant::)(::vowel::)

% Non-initial <r> is realized as /ɾ/
r -> ɾ / . _

% Final <r> is realized as /0/
r -> 0 / _ #

% Glide formation
i -> j / (::vowel::) _
y -> j / (::vowel::) _
u -> w / (::vowel::) _