Complex sentence: Archeologists have found plenty of remains which are yet to be studied, with the exception of the Canvass of Jucutacato, found in the community of Jicalán and is the oldest document related to the study of Michoacán's history.
Split into simpler sentences: Archeologists have found plenty of remains which are yet to be studied, with the exception of the Canvass of Jucutacato, found in the community of Jicalán. It is the oldest document related to the study of Michoacán's history.