<noinclude>This template returns ''</noinclude>{{{1}}}{{#ifeq:{{{2}}}|AD||&#32;{{{3|{{{2}}}}}}}}<noinclude>'' if ''{{{2}}}'' is either not specified or set to ''AD''.  Otherwise it returns ''{{{1}}} {{{2}}}'' or, iff ''{{{3}}}'' is specified, ''{{{1}}} {{{3}}}''.</noinclude>