Complex sentence: The 112 metre-high concrete emission stack of Bunnerong'C' station was demolished in December 1986, and the majority of the huge structures of'A' and'B' Stations were razed by 28 June 1987.
Split into simpler sentences: The 112 metre high concrete emission stack of Bunnerong'C' station was demolished in December 1986. The majority of the huge structures of'A' and'B' Stations were razed by 28 June 1987.