XQUERY MASTER in a coupled environment command syntax

The syntax of the XQUERY MASTER command in a coupled environment is :

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>>-XQUERY--msession_id--MASTER--+----------------------+-------->
                                |          .-SYS1-.    |   
                                '-MHLQ--(--+-mhlq-+--)-'   

>--+------------------------------------------------------+----->
   '-DATASET--(--dataset_name--)--+---------------------+-'   
                                  |          .-OLD-.    |     
                                  '-DISP--(--+-MOD-+--)-'     
                                             '-SHR-'          

>--+---------------------------+-------------------------------><
   '-MSGROUTEID--(--user_ID--)-'