list of longest streams of Idaho
... that 70 rivers and creeks on the list of longest streams of Idaho are over 50 miles (80 km) long?
... that 70 rivers and creeks on the <b id="mwDJs"><a href="./List_of_longest_streams_of_Idaho" id="mwDJw" rel="mw:WikiLink" title="List of longest streams of Idaho">list of longest streams of Idaho</a></b> are over <span about="#mwt32" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"50"},"2":{"wt":"mi"},"3":{"wt":"km"},"sigfig":{"wt":"2"}},"i":0}}]}' id="mwDJ0" typeof="mw:Transclusion">50 miles (80</span><span about="#mwt32" typeof="mw:Entity"> </span><span about="#mwt32">km)</span> long?