LONDON (ShareCast) - (ShareCast News) - HSBC upgraded its stance on Royal Dutch Shell (Xetra: R6C1.DE - news ) and BG Group (LSE: BG.L - news ) to 'buy' from 'hold' as it took a look at global integrated oil companies.
Take context from the input text and decide on the accurate relationship between 'BG Group' and 'Royal Dutch Shell' from the options provided.
Options: founded by, parent organization, industry, publisher