Complex sentence: Ring says he predicted the 2010 Christchurch earthquake and the deadly 6.3 magnitude aftershock and then publicly predicted another large earthquake for "just before noon" on 20 March 2011.
Split into simpler sentences: Ring says he predicted the 2010 Christchurch earthquake and the deadly 6.3 magnitude aftershock. He then publicly predicted another large earthquake for "just before noon" on 20 March 2011.