Camille Muffat
At the 2012 Summer Olympics in London , she won gold in the 400-metre freestyle , silver in the 200-metre freestyle and bronze in the 4×200-metre freestyle relay . 
<triplet> 2012 Summer Olympics <subj> 2012 <obj> point in time <subj> London <obj> location <triplet> London <subj> 2012 Summer Olympics <obj> significant event <triplet> 4×200-metre freestyle relay <subj> 2012 <obj> point in time