Ato Stephens
Stephens ran at the World Championships in Athletics in 2001 , 2005 and 2007 . 
<triplet> World Championships in Athletics <subj> 2001 <obj> has part <subj> 2005 <obj> has part <subj> 2007 <obj> has part <triplet> 2001 <subj> World Championships in Athletics <obj> instance of <subj> 2001 <obj> point in time <triplet> 2007 <subj> World Championships in Athletics <obj> instance of