::vowel:: = a|e|i|o|u|õ|ä|ö|ü
::consonant:: = b|d|f|g|h|j|k|l|m|n|p|r|s|š|z|ž|t|v

::devoicingset:: = p|b|d|t|g|k|s|h|š|z|ž|f
::alveolars:: = t|d|n|l|r|s|z

% Rule 2) Voiced Stops become voiceless before or after a set of characters
b -> p / _ (::devoicingset::)|(::devoicingset::)
b -> p / (::devoicingset::)|(::devoicingset::)_
d -> t / _ (::devoicingset::)|(::devoicingset::)
d -> t / (::devoicingset::)|(::devoicingset::)_
g -> k / _(::devoicingset::)|(::devoicingset::)
g -> k / (::devoicingset::)|(::devoicingset::)_

% Rule 3) Word initial h gets removed
h -> 0 / #_

% Rule 4) j-insertion between vowels
üü -> üi / _(::vowel::)
0 -> j / i _(::vowel::)

% Rule 7) Word-Initial f or š
f -> f8 / #_
š -> š8 / #_