Complex sentence: Sharp and Neville left for London in February 1966, while Walsh returned to his studies, although he subsequently revived and published a reduced edition of Sydney "OZ", which ran until 1969 and included material submitted by Neville and Sharp from London.
Split into simpler sentences: Sharp and Neville left for London in February 1966, while Walsh returned to his studies. He continued to publish a reduced edition of Sydney "OZ", which ran until 1969 and included material submitted by Neville and Sharp from London.