class cnoun_leaf 
{
    %% common nouns used by substitution
    <: cnoun;
    %% we allow optional following np for title
    %% example: l'honorable président Dupond prend la parole
    %% it would better to implement it as an adjonction
    %% we may have some repetitions
    %% example: ce sont les activités tubes acier sans soudure
 %   N >> Nc2; 
 %   Nc < Nc2;
 %   node Nc2 : [cat: nc, type: coanchor, adjleft: no, star: *];
    N >> Np2;
    node Np2 : [cat: np, type: coanchor, adjleft: no, optional: yes];
    Nc < Np2;
}