Transcription: The difference between declaring an unparsed entity and a parsed entity is that a parsed entity is a one-step process. You simply declare the entity using the entity tag, and the XML processor is going to go retrieve that entity and parse it whenever it's referenced. Now, an unparsed entity is very different. You have to do two things. You have to use a notation tag and specify a notation value, including a helper, for a given type. Then you have to go in and define the entity, declare the entity, and specify the relationship between that entity and the notation type you previously declared us ...
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