compulsory, single

—

With <level> a dive level is put into brackets, for example Bronze, Silver, Gold, or OWD, AOWD, Divemaster etc.

If <certification> is given, at least one <level> (or <specialty>) element must occur, too.

<certification>

—

<certification>

(see also <certification>)

<!-- PADI Open Water Diver -->
<level>OWD<level>