The string relation or constraint attribute @XML_LIST is  attribute 

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Syntax

Place Place @XML

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Remarks

An attribute is introduced for parsing XML that contains a structure of parameter and objects names known in the knowledge base. 

For example, you want to import the following data using a relation with the PARSE#() function:
<Ship>
   <Lpp>100</Lpp> 
   <B>10</B> 
</Ship>Add @XML

Add 

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Member of functional group: Modeling

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