import java.util.*;
import java.io.*;
import edu.neu.ccs.demeter.dj.*;


// *************************************************************************
// The following section has been generated automatically by the XML to Java
// conversion application.
// *************************************************************************

XMLDoc		= "<?xml version" "=" <version> String "?>"
		  "<container" <container> Exp "</container>" EOF.

Exp		= ">"
		  "<expression" <expression> E "</expression>".

E		: lookahead {{9}} S | lookahead {{9}} C.

S		= ">"
		  [ "<depth>" <depth> Integer "</depth>" ]
		  "<value>" <value> int "</value>".

C		= ">"
		  [ "<depth>" <depth> Integer "</depth>" ]
		  "<op>" <op> String "</op>"
		  List(argsListUnit).

argsListUnit	= "<arg" <arg> Exp "</arg>".


Main		= .
Preprocessor	= .

List(S)		~ {S}.

ValidateVisitor	= extends Visitor.

// *************************************************************************
// End of automatically generated section.
// *************************************************************************