--- a/RelaxNG/publiquiz.rnc mer. mai 18 13:08:14 2016 +0200 +++ b/RelaxNG/publiquiz.rnc jeu. mai 26 11:39:29 2016 +0200 @@ -66,7 +66,7 @@ quiz.content = component.head?, - instructions, + instructions?, (engine | composite), help?, answer?