735 ILCS 5/6-109: Allegations in complaint.

It shall be sufficient for the plaintiff to allege in the complaint that (on some day therein to be specified, and which shall be after his or her title accrued), he or she was possessed of the premises involved (describing them as hereinafter provided), and, being so possessed thereof, that the defendant afterwards (on some day to be stated) entered into such premises, and that he or she unlawfully withholds from the plaintiff the possession thereof, to his or her damage any nominal sum the plaintiff deems proper to state.