Sarah Marquis
... that Sarah Marquis walked for three years across Asia and Australia, covering a distance of 20,000 kilometres (12,000 mi)?
... that <b id="mwA6Y"><a href="./Sarah_Marquis" id="mwA6c" rel="mw:WikiLink" title="Sarah Marquis">Sarah Marquis</a></b> walked for three years across Asia and Australia, covering a distance of <span about="#mwt30" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"20000"},"2":{"wt":"km"},"3":{"wt":"mi"}},"i":0}}]}' id="mwA6g" typeof="mw:Transclusion">20,000 kilometres (12,000</span><span about="#mwt30" typeof="mw:Entity"> </span><span about="#mwt30">mi)</span>?