1998
If the XML document type declaration includes any SYSTEM identifier for the external subset , it ca n't be safely processed as standalone : the URI should be retrieved , otherwise there may be unknown named character entities whose definition may be needed to correctly parse the effective XML syntax in the internal subset or in the document body ( the XML syntax parsing is normally performed " after " the substitution of all named entities , excluding the five entities that are predefined in XML and that are implicitly substituted " after " parsing the XML document into lexical tokens ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None