"We have been evaluating the optimal way for the separation of the MaterialScience business and believe that an IPO delivers clear benefits for both Bayer and Covestro and their stakeholders," said Bayer chief executive Marijn Dekkers.
Take context from the input text and decide on the accurate relationship between 'Covestro' and 'Bayer' from the options provided.
Options: position held, owned by, legal form, creator