where was st peter in chains cathedral located?
<answer> Cincinnati <context> Saint Peter in Chains Cathedral is the cathedral of the Roman Catholic Archdiocese of Cincinnati. It is a Greek revival structure located at 8th and Plum Streets in downtown Cincinnati. Saint Peter in Chains was begun with the laying of its cornerstone on 20 May 1841, under the direction of then-bishop (later archbishop) John Baptist Purcell, and formally dedicated on 2 November 1845.