XML DOCTYPE Declaration
Specifies a reference to a grammar's Document Type Definition (DTD), if applicable. In an XML grammar document, the DOCTYPE declaration is followed by the root grammar element.
Example
The following example illustrates referencing an external DTD.
<?xml encoding="ISO-8859-1"?>
<!DOCTYPE grammar PUBLIC "-//W3C//DTD GRAMMAR 1.0//EN"
"http://www.w3.org/TR/speech-grammar/grammar.dtd">
<grammar version="1.0" xmlns="http://www.w3.org/2001/06/grammar"
xml:lang="en-US" tag-format="semantics/1.0" ... >
...
</grammar>