Complex sentence: It was once used as an Art college by the University of East London and students included Jake and Dinos Chapman., though in 2010 the building was demolished, the grand and ornate façade retained and modernized and a new block of flats built behind it.
Split into simpler sentences: It was once used as an Art college by the University of East London and students included Jake and Dinos Chapman. In 2010 the building was demolished but the grand and ornate façade was retained and modernised and a new block of flats built behind it.