Original sentence: After the race, Phelps' coach, Bob Bowman, threaten to withdraw Phelp's from international competition because Bowman claimed Biedermann had an unfair advantage because he was wearing a full polyurethane swim suit, known to improve times by 2-3 percent
Edited sentence: After the race, Phelps' coach, Bob Bowman, threaten to withdraw Phelps from international competition because Bowman claimed Biedermann had an unfair advantage because he was wearing a full polyurethane swim suit, known to improve times by 2-3 percent