Refer to the input text as context and select the correct relationship between 'BG Group' and 'Royal Dutch Shell' from the available options.
Options: product/material produced, position held, currency, parent organization

Fri, Sep 25, 2015, 14:05 BST - UK Markets close in 2 hrs 25 mins Are BP Plc, Royal Dutch Shell Plc & BG Group plc Worth Holding In Your Portfolio?
parent organization