@end display
Although very pedagogical, the examples included in the document blur
-the distinction to make between the parser ---whose job is to recover
+the distinction to make between the parser---whose job is to recover
the structure of a text and to transmit it to subsequent modules of
-the program--- and the processing (such as the execution) of this
+the program---and the processing (such as the execution) of this
structure. This works well with so called straight line programs,
i.e., precisely those that have a straightforward execution model:
execute simple instructions one after the others.