Complex sentence: Nev Prendergast was disquialified in 2011 for putting on his undies at the 800m mark & not the 600m, he later complained that he was unaware of any changes to the rules from the previous years.
Split into simpler sentences: Nev Prendergast was disquialified in 2011 for putting on his undies at the 800m mark & not the 600m. He later complained that he was unaware of any changes to the rules from the previous years.