Complex sentence: Alderley Edge is northwest of Macclesfield and south of Manchester, at the base of a steep and thickly wooded sandstone ridge, Alderley Edge, which is the area's chief topographical feature and overlooks the Cheshire Plain.
Split into simpler sentences: Alderley Edge is northwest of Macclesfield and south of Manchester. It is situated at the base of a steep and thickly wooded sandstone ridge, Alderley Edge, which is the area's chief topographical feature and overlooks the Cheshire Plain.