What is the relationship between AMLIN and INSURANCE in the context of the input sentence. Choose an answer from: 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.

PURSUANT TO THE IRREVOCABLE UNDERTAKING ENTERED INTO BY MR PETERKEN ON 7 SEPTEMBER 2015 IN CONNECTION WITH THE RECOMMENDED CASH OFFER FOR AMLIN PLC BY MITSUI SUMITOMO INSURANCE COMPANY, LIMITED MR PETERKEN AND HIS SPOUSE CANCELLED THEIR DIVIDEND REINVESTMENT ARRANGEMENTS

Answer: industry