Utilize the input text as a context reference, choose the right relationship between 'Amlin' and 'Insurance' from the options.
Options: position held, brand, industry, headquarters location

Mitsui Sumitomo Insurance said it had agreed to buy British insurer Amlin Plc (LSE: AML.L - news ) in a cash deal that values the latter at about 3.46 billion pounds ($5.31 billion)
industry