Complex sentence: It was designed by the Department of Architecture and Civic Design of the Greater London Council, and is named after Sir Isaac Hayward, a former leader of the London County Council, the GLC's predecessor.
Split into simpler sentences: It was designed by the Department of Architecture and Civic Design of the Greater London Council (GLC). It is named after Sir Isaac Hayward, a former leader of the London County Council, the GLC's predecessor.