Tenn. Code Ann. § 29-16-104: Petition

The person seeking to appropriate such land shall file a petition in the circuit court of the county in which the land lies, setting forth, in substance:

(1) The parcel of land or rights therein or incident thereto a portion of which is wanted, and the extent wanted;

(2) The name of the owner of such land or rights, or, if unknown, stating the fact;

(3) The object for which the land, etc., is wanted; and

(4) A prayer that a suitable portion of land or rights may be decreed to the petitioner, and set apart by metes and bounds, or other proper mode.