Complex sentence: He resigned in 2004, shortly before the end of his term, after a media frenzy over a flattering letter he had sent to broadcaster Alan Jones seven years previous, and some months before heading the ABA's cash for comment enquiry into commercial broadcasting.
Split into simpler sentences: He resigned in 2004 shortly before the end of his term after a media frenzy over a flattering letter he had sent to broadcaster Alan Jones seven years before. This was some months before heading the ABA's cash for comment enquiry into commercial broadcasting.