What is the relationship between 'AMLIN' and 'INSURANCE' in the context of the input sentence.
Options: manufacturer, industry, legal form, stock exchange

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
industry