2007 World Aquatics Championships
The 2007 World Aquatics Championships , or the XII FINA World Championships , were held in Melbourne , Australia from 17 March to 1 April 2007 . 
<triplet> 2007 World Aquatics Championships <subj> 2007 <obj> point in time <subj> Melbourne <obj> location <subj> Australia <obj> country <subj> 1 April 2007 <obj> end time <triplet> Melbourne <subj> Australia <obj> country