% List of features of the core vowel of a diphthong
% modified by the secondary element of the diphthong
%
% Lines starting with % are ignored.
%
% The features of a diphthong consist of the feature of the core vowel of the diphthong, 
% combined with selected features of the secondary element of the diphthong. 
% This file list which features of the secondary element of the diphthong group should be added
% to the features of the core vowel, and therefore of the diphthong as a whole.
%
% Each feature is listed in a different line
%
% By default, only the features 13 (Place - labial) and 14 (Place - round) are modified.
% 
%
13
14