Complex sentence: The town has recently undergone a revitalization process, which has included Appomattox County library bringing in an Annex site to the former Pamplin City Train Depot used by the Norfolk Southern Railroad.
Split into simpler sentences: The town has recently undergone a revitalization process. The Appomattox County library has established an annex at the former Pamplin City Train Depot used by the Norfolk Southern Railroad.