Royal Dutch Shell (Xetra: R6C1.DE - news ) and BG Group (LSE: BG.L - news ) were both sharply higher after Shell (LSE: RDSB.L - news ) 's second-quarter results beat expectations.
Utilize the input text as a context reference, choose the right relationship between 'BG Group' and 'Royal Dutch Shell' from the options.
Options: currency, headquarters location, parent organization, director/manager