% Postprocessing rules for Interlingua
% Define vowel set
::vowels:: = a|e|i|o|u

% Reduce long vowels (if they arise due to orthographic doubling)
aa -> a / _
ee -> e / _
ii -> i / _
oo -> o / _
uu -> u / _

% Adjust word-final 'e' to schwa when unstressed
e -> ə / _ #

% Ensure word-internal 's' between vowels is pronounced as /z/
s -> z / (::vowels::) _ (::vowels::)

% Convert 'x' to 'ks'
x -> ks / _