class prep_s_modifier_ante_no_coma
{
    %% sometime, PP at sentence start are not followed by a coma
    <: _prep_s_modifier;
    node(Root).cat = value(S);
    node(Root).adjleft = value(no);
    Incise < Foot;
    node(Incise).adj = value(no);
    Root >> start;
    start < Incise;
    node start : [cat: start_clause, type: subst];
    node(Modifier).que_restr = value(-);
    desc.dummy.modcleft=value(-);
}