Complex sentence: Historically it was an agricultural area, with large estates owned by Ascendency families such as the Sarsfields but in the past quarter century, Togher has undergone a transformation not only physically but also in terms of its social and economic structure.
Split into simpler sentences: Historically it was an agricultural area, with large estates owned by Ascendency families such as the Sarsfields. In the past quarter century, Togher has undergone a transformation not only physically but also in terms of its social and economic structure.