Utilize the input text as a context reference, choose the right relationship between 'Amlin' and 'Insurance' from the options.
Options: publisher, distributed by, chairperson, industry

On the corporate front, shares in Amlin (LSE: AML.L - news ) surged after Japan's Mitsui Sumitomo Insurance Company said it has agreed to buy the UK insurer for £3.47bn.
industry