Analyze the relationship between 'Mapfre' and 'insurance' within the context of the input sentence.
Options: stock exchange, industry, distribution format, distributed by

Barclays will also sell its insurance business for 75 million euros to Bankinter (Amsterdam: BI6.AS - news ) 's subsidiary Bankinter Vida, which operates an insurance joint venture with Mapfre SA (Xetra: CMAB.DE - news ) .
industry