Template:Tblb

|- |{{{2}}}||{{subst:{{{1}}}|{{{2}}}|{{{3}}}}} {{subst:subst}}#ifexpr:{{{2}}}>0|{{subst:subst}}tblb|{{{1}}}|Expression error: Unrecognized punctuation character "{".|{{subst:{{{1}}}|{{{2}}}|{{{3}}}}}}}}}

Substituting this template produces one or more new substitution template calls, allowing recursive change of a page, see Help:Recursive conversion of wikitext.