WINNIPEG, Manitoba, July 30 Potash Corp of Saskatchewan would finish building and would operate the Legacy potash mine owned by rival K+S, if it acquires the German salt and fertilizer producer, Chief Executive Jochen Tilk said on Thursday.
What is the relationship between 'potash mine' and 'Potash' in the context of the input sentence.
Options: product/material produced, headquarters location, position held, director/manager