121st IOC Session
The 121st International Olympic Committee ( IOC ) Session was held on October 1–9 , 2009 in Copenhagen , Denmark , during which Rio de Janeiro was selected as the host city of the 2016 Summer Olympics . 
<triplet> Copenhagen <subj> Denmark <obj> country <triplet> Denmark <subj> Copenhagen <obj> capital <triplet> 2016 Summer Olympics <subj> Rio de Janeiro <obj> location <subj> 2016 <obj> point in time