G PHYSICS
G06 COMPUTING OR CALCULATING; COUNTING
G06F ELECTRIC DIGITAL DATA PROCESSING
G06F40/00 Handling natural language data
G06F40/10 Text processing
G06F40/12 Use of codes for handling textual entities
G06F40/131 Fragmentation of text files, e.g. creating reusable text-blocks; Linking to fragments, e.g. using XInclude; Namespaces