Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Fri, Jul 31, 2015, 12:23 BST - UK Markets close in 4 hrs 7 mins Airbus Group interested in boosting MBDA stake Reuters - UK Focus – 18 minutes ago 64.92 +2.51

Answer: owned_by: MBDA, Airbus Group; owner_of: Airbus Group, MBDA