Refer to the input text as context and select the correct relationship between 'Glencore' and 'mining' from the available options.
Options: parent organization, distribution format, legal form, industry

However, mining groups were left behind during yesterday’s rally, with Glencore (Amsterdam: GX8.AS - news ) , under pressure from tumbling commodity prices, down a further 1.4pc to 97.2p.
industry